diff --git a/app/build.gradle b/app/build.gradle
index aee45ad..6581f73 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -103,7 +103,7 @@ dependencies {
     implementation "androidx.preference:preference-ktx:1.2.1"
     ksp "androidx.room:room-compiler:2.6.1"
     implementation "androidx.work:work-runtime-ktx:2.9.0"
-    implementation "androidx.browser:browser:1.7.0"
+    implementation "androidx.browser:browser:1.8.0"
     implementation "org.jetbrains.kotlinx:kotlinx-coroutines-android:1.8.0"
 
     // DO NOT UPDATE (minSdkVersion updated)
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 915fffb..4ebba4e 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -26,7 +26,7 @@
         android:icon="@mipmap/ic_launcher"
         android:label="@string/app_name"
         android:supportsRtl="true"
-        android:theme="@style/AppTheme"
+        android:theme="@style/Theme.Material3.DayNight"
         tools:targetApi="31">
 
         <meta-data
@@ -37,6 +37,7 @@
             android:name=".ui.MainActivity"
             android:exported="true"
             android:icon="@mipmap/ic_launcher"
+            android:theme="@style/Theme.Material3.DayNight.NoActionBar"
             android:launchMode="singleTask">
 
             <meta-data
diff --git a/app/src/main/java/io/nekohasekai/sfa/ui/MainActivity.kt b/app/src/main/java/io/nekohasekai/sfa/ui/MainActivity.kt
index 2df7515..ec1ca5e 100644
--- a/app/src/main/java/io/nekohasekai/sfa/ui/MainActivity.kt
+++ b/app/src/main/java/io/nekohasekai/sfa/ui/MainActivity.kt
@@ -14,12 +14,17 @@ import androidx.activity.result.contract.ActivityResultContract
 import androidx.activity.result.contract.ActivityResultContracts
 import androidx.annotation.RequiresApi
 import androidx.core.content.ContextCompat
+import androidx.core.view.isVisible
 import androidx.lifecycle.MutableLiveData
 import androidx.lifecycle.lifecycleScope
+import androidx.navigation.NavController
+import androidx.navigation.NavDestination
 import androidx.navigation.findNavController
 import androidx.navigation.ui.AppBarConfiguration
 import androidx.navigation.ui.setupActionBarWithNavController
 import androidx.navigation.ui.setupWithNavController
+import androidx.preference.Preference
+import androidx.preference.PreferenceFragmentCompat
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import io.nekohasekai.libbox.Libbox
 import io.nekohasekai.libbox.ProfileContent
@@ -38,6 +43,7 @@ import io.nekohasekai.sfa.databinding.ActivityMainBinding
 import io.nekohasekai.sfa.ktx.errorDialogBuilder
 import io.nekohasekai.sfa.ktx.hasPermission
 import io.nekohasekai.sfa.ui.profile.NewProfileActivity
+import io.nekohasekai.sfa.ui.settings.CoreFragment
 import io.nekohasekai.sfa.ui.shared.AbstractActivity
 import io.nekohasekai.sfa.vendor.Vendor
 import kotlinx.coroutines.Dispatchers
@@ -47,13 +53,15 @@ import java.io.File
 import java.util.Date
 import java.util.LinkedList
 
-class MainActivity : AbstractActivity(), ServiceConnection.Callback {
+class MainActivity : AbstractActivity(),
+    PreferenceFragmentCompat.OnPreferenceStartFragmentCallback,
+    ServiceConnection.Callback {
 
     companion object {
         private const val TAG = "MainActivity"
     }
 
-    private lateinit var binding: ActivityMainBinding
+    internal lateinit var binding: ActivityMainBinding
     private val connection = ServiceConnection(this, this)
 
     val logList = LinkedList<String>()
@@ -65,9 +73,12 @@ class MainActivity : AbstractActivity(), ServiceConnection.Callback {
 
         binding = ActivityMainBinding.inflate(layoutInflater)
         setContentView(binding.root)
+        setSupportActionBar(binding.toolbar)
 
         val navController = findNavController(R.id.nav_host_fragment_activity_my)
+        navController.setGraph(R.navigation.mobile_navigation)
         navController.navigate(R.id.navigation_dashboard)
+        navController.addOnDestinationChangedListener(::onDestinationChanged)
         val appBarConfiguration =
             AppBarConfiguration(
                 setOf(
@@ -86,6 +97,31 @@ class MainActivity : AbstractActivity(), ServiceConnection.Callback {
         onNewIntent(intent)
     }
 
+
+    private fun onDestinationChanged(
+        navController: NavController,
+        navDestination: NavDestination,
+        bundle: Bundle?
+    ) {
+        val destinationId = navDestination.id
+        binding.dashboardTabContainer.isVisible = destinationId == R.id.navigation_dashboard
+    }
+
+    override fun onPreferenceStartFragment(
+        caller: PreferenceFragmentCompat,
+        pref: Preference
+    ): Boolean {
+        val navController = findNavController(R.id.nav_host_fragment_activity_my)
+        when (pref.fragment) {
+            CoreFragment::class.java.name -> {
+                navController.navigate(R.id.navigation_settings_core)
+                return true
+            }
+
+            else -> return false
+        }
+    }
+
     override fun onNewIntent(intent: Intent) {
         super.onNewIntent(intent)
         val uri = intent.data ?: return
@@ -445,4 +481,5 @@ class MainActivity : AbstractActivity(), ServiceConnection.Callback {
         super.onDestroy()
     }
 
+
 }
\ No newline at end of file
diff --git a/app/src/main/java/io/nekohasekai/sfa/ui/dashboard/GroupsFragment.kt b/app/src/main/java/io/nekohasekai/sfa/ui/dashboard/GroupsFragment.kt
index 949b958..90a1b3a 100644
--- a/app/src/main/java/io/nekohasekai/sfa/ui/dashboard/GroupsFragment.kt
+++ b/app/src/main/java/io/nekohasekai/sfa/ui/dashboard/GroupsFragment.kt
@@ -12,7 +12,6 @@ import androidx.core.view.isInvisible
 import androidx.core.view.isVisible
 import androidx.fragment.app.Fragment
 import androidx.lifecycle.lifecycleScope
-import androidx.recyclerview.widget.GridLayoutManager
 import androidx.recyclerview.widget.LinearLayoutManager
 import androidx.recyclerview.widget.RecyclerView
 import androidx.recyclerview.widget.SimpleItemAnimator
@@ -133,6 +132,8 @@ class GroupsFragment : Fragment(), CommandClient.Handler {
         lateinit var group: OutboundGroup
         lateinit var items: MutableList<OutboundGroupItem>
         lateinit var adapter: ItemAdapter
+
+        @SuppressLint("NotifyDataSetChanged")
         fun bind(group: OutboundGroup) {
             this.group = group
             binding.groupName.text = group.tag
@@ -153,10 +154,23 @@ class GroupsFragment : Fragment(), CommandClient.Handler {
             while (itemIterator.hasNext()) {
                 items.add(itemIterator.next())
             }
-            adapter = ItemAdapter(this, group, items)
-            binding.itemList.adapter = adapter
-            (binding.itemList.itemAnimator as SimpleItemAnimator).supportsChangeAnimations = false
-            binding.itemList.layoutManager = GridLayoutManager(binding.root.context, 2)
+            if (!::adapter.isInitialized) {
+                adapter = ItemAdapter(this, group, items)
+                binding.itemList.adapter = adapter
+                /* val divider =
+                     MaterialDividerItemDecoration(
+                         binding.root.context,
+                         LinearLayoutManager.VERTICAL
+                     )
+                 divider.isLastItemDecorated = false
+                 binding.itemList.addItemDecoration(divider)*/
+                (binding.itemList.itemAnimator as SimpleItemAnimator).supportsChangeAnimations =
+                    false
+                binding.itemList.layoutManager = LinearLayoutManager(binding.root.context)
+            } else {
+                adapter.items = items
+                adapter.notifyDataSetChanged()
+            }
             updateExpand()
         }
 
@@ -220,7 +234,7 @@ class GroupsFragment : Fragment(), CommandClient.Handler {
     private class ItemAdapter(
         val groupView: GroupView,
         val group: OutboundGroup,
-        val items: List<OutboundGroupItem>
+        var items: List<OutboundGroupItem> = emptyList()
     ) :
         RecyclerView.Adapter<ItemGroupView>() {
         override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ItemGroupView {
diff --git a/app/src/main/java/io/nekohasekai/sfa/ui/dashboard/OverviewFragment.kt b/app/src/main/java/io/nekohasekai/sfa/ui/dashboard/OverviewFragment.kt
index d32a88b..5c81bd5 100644
--- a/app/src/main/java/io/nekohasekai/sfa/ui/dashboard/OverviewFragment.kt
+++ b/app/src/main/java/io/nekohasekai/sfa/ui/dashboard/OverviewFragment.kt
@@ -70,42 +70,20 @@ class OverviewFragment : Fragment() {
                 Status.Stopped -> {
                     binding.clashModeCard.isVisible = false
                     binding.systemProxyCard.isVisible = false
-                    binding.fab.setImageResource(R.drawable.ic_play_arrow_24)
-                    binding.fab.show()
-                }
 
-                Status.Starting -> {
-                    binding.fab.hide()
                 }
 
                 Status.Started -> {
                     statusClient.connect()
                     clashModeClient.connect()
                     reloadSystemProxyStatus()
-                    binding.fab.setImageResource(R.drawable.ic_stop_24)
-                    binding.fab.show()
-                }
 
-                Status.Stopping -> {
-                    binding.fab.hide()
                 }
 
                 else -> {}
             }
         }
-        binding.fab.setOnClickListener {
-            when (activity.serviceStatus.value) {
-                Status.Stopped -> {
-                    activity.startService()
-                }
 
-                Status.Started -> {
-                    BoxService.stop()
-                }
-
-                else -> {}
-            }
-        }
         ProfileManager.registerCallback(this::updateProfiles)
     }
 
diff --git a/app/src/main/java/io/nekohasekai/sfa/ui/main/DashboardFragment.kt b/app/src/main/java/io/nekohasekai/sfa/ui/main/DashboardFragment.kt
index e63c55c..b9e7610 100644
--- a/app/src/main/java/io/nekohasekai/sfa/ui/main/DashboardFragment.kt
+++ b/app/src/main/java/io/nekohasekai/sfa/ui/main/DashboardFragment.kt
@@ -10,6 +10,7 @@ import androidx.fragment.app.Fragment
 import androidx.viewpager2.adapter.FragmentStateAdapter
 import com.google.android.material.tabs.TabLayoutMediator
 import io.nekohasekai.sfa.R
+import io.nekohasekai.sfa.bg.BoxService
 import io.nekohasekai.sfa.constant.Status
 import io.nekohasekai.sfa.databinding.FragmentDashboardBinding
 import io.nekohasekai.sfa.ui.MainActivity
@@ -20,6 +21,7 @@ class DashboardFragment : Fragment(R.layout.fragment_dashboard) {
 
     private val activity: MainActivity? get() = super.getActivity() as MainActivity?
     private var binding: FragmentDashboardBinding? = null
+    private var mediator: TabLayoutMediator? = null
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?
     ): View {
@@ -34,21 +36,46 @@ class DashboardFragment : Fragment(R.layout.fragment_dashboard) {
         val binding = binding ?: return
         binding.dashboardPager.adapter = Adapter(this)
         binding.dashboardPager.offscreenPageLimit = Page.values().size
-        TabLayoutMediator(binding.dashboardTabLayout, binding.dashboardPager) { tab, position ->
+        mediator = TabLayoutMediator(
+            activity.binding.dashboardTabLayout,
+            binding.dashboardPager
+        ) { tab, position ->
             tab.setText(Page.values()[position].titleRes)
-        }.attach()
+        }.apply { attach() }
         activity.serviceStatus.observe(viewLifecycleOwner) {
             when (it) {
                 Status.Stopped -> {
                     disablePager()
+                    binding.fab.setImageResource(R.drawable.ic_play_arrow_24)
+                    binding.fab.show()
+                }
+
+                Status.Starting -> {
+                    binding.fab.hide()
                 }
 
                 Status.Started -> {
                     enablePager()
+                    binding.fab.setImageResource(R.drawable.ic_stop_24)
+                    binding.fab.show()
                 }
 
                 Status.Stopping -> {
                     disablePager()
+                    binding.fab.hide()
+                }
+
+                else -> {}
+            }
+        }
+        binding.fab.setOnClickListener {
+            when (activity.serviceStatus.value) {
+                Status.Stopped -> {
+                    activity.startService()
+                }
+
+                Status.Started -> {
+                    BoxService.stop()
                 }
 
                 else -> {}
@@ -58,18 +85,21 @@ class DashboardFragment : Fragment(R.layout.fragment_dashboard) {
 
     override fun onDestroyView() {
         super.onDestroyView()
+        mediator?.detach()
         binding = null
     }
 
     private fun enablePager() {
+        val activity = activity ?: return
         val binding = binding ?: return
-        binding.dashboardTabLayout.isVisible = true
+        activity.binding.dashboardTabLayout.isVisible = true
         binding.dashboardPager.isUserInputEnabled = true
     }
 
     private fun disablePager() {
+        val activity = activity ?: return
         val binding = binding ?: return
-        binding.dashboardTabLayout.isVisible = false
+        activity.binding.dashboardTabLayout.isVisible = false
         binding.dashboardPager.isUserInputEnabled = false
         binding.dashboardPager.setCurrentItem(0, false)
     }
diff --git a/app/src/main/java/io/nekohasekai/sfa/ui/main/SettingsFragment0.kt b/app/src/main/java/io/nekohasekai/sfa/ui/main/SettingsFragment0.kt
new file mode 100644
index 0000000..9c3dfb1
--- /dev/null
+++ b/app/src/main/java/io/nekohasekai/sfa/ui/main/SettingsFragment0.kt
@@ -0,0 +1,9 @@
+package io.nekohasekai.sfa.ui.main
+
+import io.nekohasekai.sfa.R
+import io.nekohasekai.sfa.ui.settings.AbstractSettingsFragment
+
+class SettingsFragment0 : AbstractSettingsFragment(R.xml.preferences_settings) {
+
+
+}
\ No newline at end of file
diff --git a/app/src/main/java/io/nekohasekai/sfa/ui/settings/AbstractSettingsFragment.kt b/app/src/main/java/io/nekohasekai/sfa/ui/settings/AbstractSettingsFragment.kt
new file mode 100644
index 0000000..5043c1e
--- /dev/null
+++ b/app/src/main/java/io/nekohasekai/sfa/ui/settings/AbstractSettingsFragment.kt
@@ -0,0 +1,27 @@
+package io.nekohasekai.sfa.ui.settings
+
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.ViewGroup
+import androidx.annotation.XmlRes
+import androidx.preference.PreferenceFragmentCompat
+import androidx.recyclerview.widget.RecyclerView
+import io.nekohasekai.sfa.R
+
+open class AbstractSettingsFragment(@XmlRes val resId: Int) : PreferenceFragmentCompat() {
+    override fun onCreatePreferences(savedInstanceState: Bundle?, rootKey: String?) {
+        setPreferencesFromResource(resId, rootKey)
+    }
+
+    override fun onCreateRecyclerView(
+        inflater: LayoutInflater,
+        parent: ViewGroup,
+        savedInstanceState: Bundle?
+    ): RecyclerView {
+        val recyclerView = inflater
+            .inflate(R.layout.view_prefenence_screen, parent, false) as RecyclerView
+        recyclerView.layoutManager = onCreateLayoutManager()
+        return recyclerView
+    }
+
+}
\ No newline at end of file
diff --git a/app/src/main/java/io/nekohasekai/sfa/ui/settings/CoreFragment.kt b/app/src/main/java/io/nekohasekai/sfa/ui/settings/CoreFragment.kt
new file mode 100644
index 0000000..b326885
--- /dev/null
+++ b/app/src/main/java/io/nekohasekai/sfa/ui/settings/CoreFragment.kt
@@ -0,0 +1,6 @@
+package io.nekohasekai.sfa.ui.settings
+
+import androidx.fragment.app.Fragment
+
+class CoreFragment : Fragment() {
+}
\ No newline at end of file
diff --git a/app/src/main/java/io/nekohasekai/sfa/ui/settings/Preference.kt b/app/src/main/java/io/nekohasekai/sfa/ui/settings/Preference.kt
new file mode 100644
index 0000000..738d624
--- /dev/null
+++ b/app/src/main/java/io/nekohasekai/sfa/ui/settings/Preference.kt
@@ -0,0 +1,45 @@
+package io.nekohasekai.sfa.ui.settings
+
+import android.content.Context
+import android.util.AttributeSet
+import android.util.TypedValue
+import androidx.preference.Preference
+import io.nekohasekai.sfa.ktx.getAttrColor
+
+class Preference : Preference {
+
+    constructor(
+        context: Context,
+        attrs: AttributeSet?,
+        defStyleAttr: Int,
+        defStyleRes: Int
+    ) : super(context, attrs, defStyleAttr, defStyleRes) {
+        icon?.setTint(context.getAttrColor(com.google.android.material.R.attr.colorOnSurface))
+    }
+
+    constructor(context: Context, attrs: AttributeSet?, defStyleAttr: Int) : this(
+        context,
+        attrs,
+        defStyleAttr,
+        0
+    )
+
+    constructor(context: Context, attrs: AttributeSet?) : this(
+        context, attrs, getAttr(
+            context, androidx.preference.R.attr.preferenceStyle,
+            android.R.attr.preferenceStyle
+        )
+    )
+
+    companion object {
+        private fun getAttr(context: Context, attr: Int, fallbackAttr: Int): Int {
+            val value = TypedValue()
+            context.theme.resolveAttribute(attr, value, true)
+            if (value.resourceId != 0) {
+                return attr
+            }
+            return fallbackAttr
+        }
+    }
+
+}
\ No newline at end of file
diff --git a/app/src/main/java/io/nekohasekai/sfa/ui/shared/AbstractActivity.kt b/app/src/main/java/io/nekohasekai/sfa/ui/shared/AbstractActivity.kt
index 112c679..9d36131 100644
--- a/app/src/main/java/io/nekohasekai/sfa/ui/shared/AbstractActivity.kt
+++ b/app/src/main/java/io/nekohasekai/sfa/ui/shared/AbstractActivity.kt
@@ -5,7 +5,6 @@ import android.view.MenuItem
 import androidx.appcompat.app.AppCompatActivity
 import androidx.appcompat.content.res.AppCompatResources
 import com.google.android.material.color.DynamicColors
-import com.google.android.material.elevation.SurfaceColors
 import io.nekohasekai.sfa.R
 import io.nekohasekai.sfa.ktx.getAttrColor
 
@@ -16,9 +15,10 @@ abstract class AbstractActivity : AppCompatActivity() {
 
         DynamicColors.applyToActivityIfAvailable(this)
 
-        val color = SurfaceColors.SURFACE_2.getColor(this)
-        window.statusBarColor = color
-        window.navigationBarColor = color
+        val colorSurfaceContainer =
+            getAttrColor(com.google.android.material.R.attr.colorSurfaceContainer)
+        window.statusBarColor = colorSurfaceContainer
+        window.navigationBarColor = colorSurfaceContainer
 
         supportActionBar?.setHomeAsUpIndicator(AppCompatResources.getDrawable(
             this@AbstractActivity,
diff --git a/app/src/main/res/drawable/ic_delete_24.xml b/app/src/main/res/drawable/ic_delete_24.xml
index de011dd..a4d241e 100644
--- a/app/src/main/res/drawable/ic_delete_24.xml
+++ b/app/src/main/res/drawable/ic_delete_24.xml
@@ -1,5 +1,10 @@
-<vector android:height="24dp" android:tint="#000000"
-    android:viewportHeight="24" android:viewportWidth="24"
-    android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
-    <path android:fillColor="@android:color/white" android:pathData="M6,19c0,1.1 0.9,2 2,2h8c1.1,0 2,-0.9 2,-2V7H6v12zM19,4h-3.5l-1,-1h-5l-1,1H5v2h14V4z"/>
+<vector android:height="24dp"
+    android:tint="#000000"
+    android:viewportHeight="24"
+    android:viewportWidth="24"
+    android:width="24dp"
+    xmlns:android="http://schemas.android.com/apk/res/android">
+    <path
+        android:fillColor="@android:color/white"
+        android:pathData="M6,19c0,1.1 0.9,2 2,2h8c1.1,0 2,-0.9 2,-2V7H6v12zM19,4h-3.5l-1,-1h-5l-1,1H5v2h14V4z" />
 </vector>
diff --git a/app/src/main/res/drawable/ic_electric_bolt_24.xml b/app/src/main/res/drawable/ic_electric_bolt_24.xml
index a25c5ed..47daa99 100644
--- a/app/src/main/res/drawable/ic_electric_bolt_24.xml
+++ b/app/src/main/res/drawable/ic_electric_bolt_24.xml
@@ -1,5 +1,10 @@
-<vector android:height="24dp" android:tint="#000000"
-    android:viewportHeight="24" android:viewportWidth="24"
-    android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
-    <path android:fillColor="@android:color/white" android:pathData="M14.69,2.21L4.33,11.49c-0.64,0.58 -0.28,1.65 0.58,1.73L13,14l-4.85,6.76c-0.22,0.31 -0.19,0.74 0.08,1.01h0c0.3,0.3 0.77,0.31 1.08,0.02l10.36,-9.28c0.64,-0.58 0.28,-1.65 -0.58,-1.73L11,10l4.85,-6.76c0.22,-0.31 0.19,-0.74 -0.08,-1.01l0,0C15.47,1.93 15,1.92 14.69,2.21z"/>
+<vector android:height="24dp"
+    android:tint="#000000"
+    android:viewportHeight="24"
+    android:viewportWidth="24"
+    android:width="24dp"
+    xmlns:android="http://schemas.android.com/apk/res/android">
+    <path
+        android:fillColor="@android:color/white"
+        android:pathData="M14.69,2.21L4.33,11.49c-0.64,0.58 -0.28,1.65 0.58,1.73L13,14l-4.85,6.76c-0.22,0.31 -0.19,0.74 0.08,1.01h0c0.3,0.3 0.77,0.31 1.08,0.02l10.36,-9.28c0.64,-0.58 0.28,-1.65 -0.58,-1.73L11,10l4.85,-6.76c0.22,-0.31 0.19,-0.74 -0.08,-1.01l0,0C15.47,1.93 15,1.92 14.69,2.21z" />
 </vector>
diff --git a/app/src/main/res/drawable/ic_expand_less_24.xml b/app/src/main/res/drawable/ic_expand_less_24.xml
index a31d830..c1bb0df 100644
--- a/app/src/main/res/drawable/ic_expand_less_24.xml
+++ b/app/src/main/res/drawable/ic_expand_less_24.xml
@@ -1,5 +1,10 @@
-<vector android:height="24dp" android:tint="#000000"
-    android:viewportHeight="24" android:viewportWidth="24"
-    android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
-    <path android:fillColor="@android:color/white" android:pathData="M12,8l-6,6 1.41,1.41L12,10.83l4.59,4.58L18,14z"/>
+<vector android:height="24dp"
+    android:tint="#000000"
+    android:viewportHeight="24"
+    android:viewportWidth="24"
+    android:width="24dp"
+    xmlns:android="http://schemas.android.com/apk/res/android">
+    <path
+        android:fillColor="@android:color/white"
+        android:pathData="M12,8l-6,6 1.41,1.41L12,10.83l4.59,4.58L18,14z" />
 </vector>
diff --git a/app/src/main/res/drawable/ic_expand_more_24.xml b/app/src/main/res/drawable/ic_expand_more_24.xml
index 48368f3..47d3904 100644
--- a/app/src/main/res/drawable/ic_expand_more_24.xml
+++ b/app/src/main/res/drawable/ic_expand_more_24.xml
@@ -1,5 +1,10 @@
-<vector android:height="24dp" android:tint="#000000"
-    android:viewportHeight="24" android:viewportWidth="24"
-    android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
-    <path android:fillColor="@android:color/white" android:pathData="M16.59,8.59L12,13.17 7.41,8.59 6,10l6,6 6,-6z"/>
+<vector android:height="24dp"
+    android:tint="#000000"
+    android:viewportHeight="24"
+    android:viewportWidth="24"
+    android:width="24dp"
+    xmlns:android="http://schemas.android.com/apk/res/android">
+    <path
+        android:fillColor="@android:color/white"
+        android:pathData="M16.59,8.59L12,13.17 7.41,8.59 6,10l6,6 6,-6z" />
 </vector>
diff --git a/app/src/main/res/drawable/ic_find_in_page_24.xml b/app/src/main/res/drawable/ic_find_in_page_24.xml
index a5ab5f0..dd7af64 100644
--- a/app/src/main/res/drawable/ic_find_in_page_24.xml
+++ b/app/src/main/res/drawable/ic_find_in_page_24.xml
@@ -1,5 +1,10 @@
-<vector android:height="24dp" android:tint="#000000"
-    android:viewportHeight="24" android:viewportWidth="24"
-    android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
-    <path android:fillColor="@android:color/white" android:pathData="M20,19.59V8l-6,-6H6c-1.1,0 -1.99,0.9 -1.99,2L4,20c0,1.1 0.89,2 1.99,2H18c0.45,0 0.85,-0.15 1.19,-0.4l-4.43,-4.43c-0.8,0.52 -1.74,0.83 -2.76,0.83 -2.76,0 -5,-2.24 -5,-5s2.24,-5 5,-5 5,2.24 5,5c0,1.02 -0.31,1.96 -0.83,2.75L20,19.59zM9,13c0,1.66 1.34,3 3,3s3,-1.34 3,-3 -1.34,-3 -3,-3 -3,1.34 -3,3z"/>
+<vector android:height="24dp"
+    android:tint="#000000"
+    android:viewportHeight="24"
+    android:viewportWidth="24"
+    android:width="24dp"
+    xmlns:android="http://schemas.android.com/apk/res/android">
+    <path
+        android:fillColor="@android:color/white"
+        android:pathData="M20,19.59V8l-6,-6H6c-1.1,0 -1.99,0.9 -1.99,2L4,20c0,1.1 0.89,2 1.99,2H18c0.45,0 0.85,-0.15 1.19,-0.4l-4.43,-4.43c-0.8,0.52 -1.74,0.83 -2.76,0.83 -2.76,0 -5,-2.24 -5,-5s2.24,-5 5,-5 5,2.24 5,5c0,1.02 -0.31,1.96 -0.83,2.75L20,19.59zM9,13c0,1.66 1.34,3 3,3s3,-1.34 3,-3 -1.34,-3 -3,-3 -3,1.34 -3,3z" />
 </vector>
diff --git a/app/src/main/res/drawable/ic_ios_share_24.xml b/app/src/main/res/drawable/ic_ios_share_24.xml
index d426516..3970441 100644
--- a/app/src/main/res/drawable/ic_ios_share_24.xml
+++ b/app/src/main/res/drawable/ic_ios_share_24.xml
@@ -1,5 +1,10 @@
-<vector android:height="24dp" android:tint="#000000"
-    android:viewportHeight="24" android:viewportWidth="24"
-    android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
-    <path android:fillColor="@android:color/white" android:pathData="M16,5l-1.42,1.42 -1.59,-1.59L12.99,16h-1.98L11.01,4.83L9.42,6.42 8,5l4,-4 4,4zM20,10v11c0,1.1 -0.9,2 -2,2L6,23c-1.11,0 -2,-0.9 -2,-2L4,10c0,-1.11 0.89,-2 2,-2h3v2L6,10v11h12L18,10h-3L15,8h3c1.1,0 2,0.89 2,2z"/>
+<vector android:height="24dp"
+    android:tint="#000000"
+    android:viewportHeight="24"
+    android:viewportWidth="24"
+    android:width="24dp"
+    xmlns:android="http://schemas.android.com/apk/res/android">
+    <path
+        android:fillColor="@android:color/white"
+        android:pathData="M16,5l-1.42,1.42 -1.59,-1.59L12.99,16h-1.98L11.01,4.83L9.42,6.42 8,5l4,-4 4,4zM20,10v11c0,1.1 -0.9,2 -2,2L6,23c-1.11,0 -2,-0.9 -2,-2L4,10c0,-1.11 0.89,-2 2,-2h3v2L6,10v11h12L18,10h-3L15,8h3c1.1,0 2,0.89 2,2z" />
 </vector>
diff --git a/app/src/main/res/drawable/ic_message_24.xml b/app/src/main/res/drawable/ic_message_24.xml
index c20e247..a78be44 100644
--- a/app/src/main/res/drawable/ic_message_24.xml
+++ b/app/src/main/res/drawable/ic_message_24.xml
@@ -1,5 +1,11 @@
-<vector android:autoMirrored="true" android:height="24dp"
-    android:tint="#000000" android:viewportHeight="24"
-    android:viewportWidth="24" android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
-    <path android:fillColor="@android:color/white" android:pathData="M20,2L4,2c-1.1,0 -1.99,0.9 -1.99,2L2,22l4,-4h14c1.1,0 2,-0.9 2,-2L22,4c0,-1.1 -0.9,-2 -2,-2zM18,14L6,14v-2h12v2zM18,11L6,11L6,9h12v2zM18,8L6,8L6,6h12v2z"/>
+<vector android:autoMirrored="true"
+    android:height="24dp"
+    android:tint="#000000"
+    android:viewportHeight="24"
+    android:viewportWidth="24"
+    android:width="24dp"
+    xmlns:android="http://schemas.android.com/apk/res/android">
+    <path
+        android:fillColor="@android:color/white"
+        android:pathData="M20,2L4,2c-1.1,0 -1.99,0.9 -1.99,2L2,22l4,-4h14c1.1,0 2,-0.9 2,-2L22,4c0,-1.1 -0.9,-2 -2,-2zM18,14L6,14v-2h12v2zM18,11L6,11L6,9h12v2zM18,8L6,8L6,6h12v2z" />
 </vector>
diff --git a/app/src/main/res/drawable/ic_more_vert_24.xml b/app/src/main/res/drawable/ic_more_vert_24.xml
index 39fbab5..92fb152 100644
--- a/app/src/main/res/drawable/ic_more_vert_24.xml
+++ b/app/src/main/res/drawable/ic_more_vert_24.xml
@@ -1,5 +1,10 @@
-<vector android:height="24dp" android:tint="#000000"
-    android:viewportHeight="24" android:viewportWidth="24"
-    android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
-    <path android:fillColor="@android:color/white" android:pathData="M12,8c1.1,0 2,-0.9 2,-2s-0.9,-2 -2,-2 -2,0.9 -2,2 0.9,2 2,2zM12,10c-1.1,0 -2,0.9 -2,2s0.9,2 2,2 2,-0.9 2,-2 -0.9,-2 -2,-2zM12,16c-1.1,0 -2,0.9 -2,2s0.9,2 2,2 2,-0.9 2,-2 -0.9,-2 -2,-2z"/>
+<vector android:height="24dp"
+    android:tint="#000000"
+    android:viewportHeight="24"
+    android:viewportWidth="24"
+    android:width="24dp"
+    xmlns:android="http://schemas.android.com/apk/res/android">
+    <path
+        android:fillColor="@android:color/white"
+        android:pathData="M12,8c1.1,0 2,-0.9 2,-2s-0.9,-2 -2,-2 -2,0.9 -2,2 0.9,2 2,2zM12,10c-1.1,0 -2,0.9 -2,2s0.9,2 2,2 2,-0.9 2,-2 -0.9,-2 -2,-2zM12,16c-1.1,0 -2,0.9 -2,2s0.9,2 2,2 2,-0.9 2,-2 -0.9,-2 -2,-2z" />
 </vector>
diff --git a/app/src/main/res/drawable/ic_settings_24.xml b/app/src/main/res/drawable/ic_settings_24.xml
index 298a5a1..6ba2102 100644
--- a/app/src/main/res/drawable/ic_settings_24.xml
+++ b/app/src/main/res/drawable/ic_settings_24.xml
@@ -1,5 +1,10 @@
-<vector android:height="24dp" android:tint="#000000"
-    android:viewportHeight="24" android:viewportWidth="24"
-    android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
-    <path android:fillColor="@android:color/white" android:pathData="M19.14,12.94c0.04,-0.3 0.06,-0.61 0.06,-0.94c0,-0.32 -0.02,-0.64 -0.07,-0.94l2.03,-1.58c0.18,-0.14 0.23,-0.41 0.12,-0.61l-1.92,-3.32c-0.12,-0.22 -0.37,-0.29 -0.59,-0.22l-2.39,0.96c-0.5,-0.38 -1.03,-0.7 -1.62,-0.94L14.4,2.81c-0.04,-0.24 -0.24,-0.41 -0.48,-0.41h-3.84c-0.24,0 -0.43,0.17 -0.47,0.41L9.25,5.35C8.66,5.59 8.12,5.92 7.63,6.29L5.24,5.33c-0.22,-0.08 -0.47,0 -0.59,0.22L2.74,8.87C2.62,9.08 2.66,9.34 2.86,9.48l2.03,1.58C4.84,11.36 4.8,11.69 4.8,12s0.02,0.64 0.07,0.94l-2.03,1.58c-0.18,0.14 -0.23,0.41 -0.12,0.61l1.92,3.32c0.12,0.22 0.37,0.29 0.59,0.22l2.39,-0.96c0.5,0.38 1.03,0.7 1.62,0.94l0.36,2.54c0.05,0.24 0.24,0.41 0.48,0.41h3.84c0.24,0 0.44,-0.17 0.47,-0.41l0.36,-2.54c0.59,-0.24 1.13,-0.56 1.62,-0.94l2.39,0.96c0.22,0.08 0.47,0 0.59,-0.22l1.92,-3.32c0.12,-0.22 0.07,-0.47 -0.12,-0.61L19.14,12.94zM12,15.6c-1.98,0 -3.6,-1.62 -3.6,-3.6s1.62,-3.6 3.6,-3.6s3.6,1.62 3.6,3.6S13.98,15.6 12,15.6z"/>
+<vector android:height="24dp"
+    android:tint="#000000"
+    android:viewportHeight="24"
+    android:viewportWidth="24"
+    android:width="24dp"
+    xmlns:android="http://schemas.android.com/apk/res/android">
+    <path
+        android:fillColor="@android:color/white"
+        android:pathData="M19.14,12.94c0.04,-0.3 0.06,-0.61 0.06,-0.94c0,-0.32 -0.02,-0.64 -0.07,-0.94l2.03,-1.58c0.18,-0.14 0.23,-0.41 0.12,-0.61l-1.92,-3.32c-0.12,-0.22 -0.37,-0.29 -0.59,-0.22l-2.39,0.96c-0.5,-0.38 -1.03,-0.7 -1.62,-0.94L14.4,2.81c-0.04,-0.24 -0.24,-0.41 -0.48,-0.41h-3.84c-0.24,0 -0.43,0.17 -0.47,0.41L9.25,5.35C8.66,5.59 8.12,5.92 7.63,6.29L5.24,5.33c-0.22,-0.08 -0.47,0 -0.59,0.22L2.74,8.87C2.62,9.08 2.66,9.34 2.86,9.48l2.03,1.58C4.84,11.36 4.8,11.69 4.8,12s0.02,0.64 0.07,0.94l-2.03,1.58c-0.18,0.14 -0.23,0.41 -0.12,0.61l1.92,3.32c0.12,0.22 0.37,0.29 0.59,0.22l2.39,-0.96c0.5,0.38 1.03,0.7 1.62,0.94l0.36,2.54c0.05,0.24 0.24,0.41 0.48,0.41h3.84c0.24,0 0.44,-0.17 0.47,-0.41l0.36,-2.54c0.59,-0.24 1.13,-0.56 1.62,-0.94l2.39,0.96c0.22,0.08 0.47,0 0.59,-0.22l1.92,-3.32c0.12,-0.22 0.07,-0.47 -0.12,-0.61L19.14,12.94zM12,15.6c-1.98,0 -3.6,-1.62 -3.6,-3.6s1.62,-3.6 3.6,-3.6s3.6,1.62 3.6,3.6S13.98,15.6 12,15.6z" />
 </vector>
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index 4548d80..fab07a4 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -5,10 +5,53 @@
     android:layout_width="match_parent"
     android:layout_height="match_parent">
 
+    <com.google.android.material.appbar.AppBarLayout
+        android:id="@+id/appbar_layout"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:background="?colorSurfaceContainer"
+        android:fitsSystemWindows="true">
+
+        <com.google.android.material.appbar.MaterialToolbar
+            android:id="@+id/toolbar"
+            style="?attr/toolbarStyle"
+            android:layout_width="match_parent"
+            android:layout_height="?actionBarSize" />
+
+        <LinearLayout
+            android:id="@+id/dashboardTabContainer"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content">
+
+            <com.google.android.material.tabs.TabLayout
+                android:id="@+id/dashboardTabLayout"
+                style="@style/Widget.Material3.TabLayout"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:background="@android:color/transparent"
+                app:tabIndicatorFullWidth="false"
+                app:tabUnboundedRipple="true">
+
+                <com.google.android.material.tabs.TabItem
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:text="@string/title_overview" />
+
+                <com.google.android.material.tabs.TabItem
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:text="@string/title_groups" />
+
+
+            </com.google.android.material.tabs.TabLayout>
+        </LinearLayout>
+    </com.google.android.material.appbar.AppBarLayout>
+
     <LinearLayout
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-        android:orientation="vertical">
+        android:orientation="vertical"
+        app:layout_behavior="@string/appbar_scrolling_view_behavior">
 
         <fragment
             android:id="@+id/nav_host_fragment_activity_my"
@@ -16,14 +59,12 @@
             android:layout_width="match_parent"
             android:layout_height="0dp"
             android:layout_weight="1"
-            app:defaultNavHost="true"
-            app:navGraph="@navigation/mobile_navigation" />
+            app:defaultNavHost="true" />
 
         <com.google.android.material.bottomnavigation.BottomNavigationView
             android:id="@+id/nav_view"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:background="?android:attr/windowBackground"
             app:menu="@menu/bottom_nav_menu" />
 
     </LinearLayout>
diff --git a/app/src/main/res/layout/activity_per_app_proxy.xml b/app/src/main/res/layout/activity_per_app_proxy.xml
index 17a947e..62ea8c9 100644
--- a/app/src/main/res/layout/activity_per_app_proxy.xml
+++ b/app/src/main/res/layout/activity_per_app_proxy.xml
@@ -25,10 +25,9 @@
 
     </RadioGroup>
 
-    <View
+    <com.google.android.material.divider.MaterialDivider
         android:layout_width="match_parent"
-        android:layout_height="1dp"
-        android:background="@color/divider" />
+        android:layout_height="1dp" />
 
     <androidx.recyclerview.widget.RecyclerView
         android:id="@+id/recycler_view_app_list"
diff --git a/app/src/main/res/layout/activity_vpn_scan.xml b/app/src/main/res/layout/activity_vpn_scan.xml
index b23d0b7..c3d1a9f 100644
--- a/app/src/main/res/layout/activity_vpn_scan.xml
+++ b/app/src/main/res/layout/activity_vpn_scan.xml
@@ -5,18 +5,18 @@
     android:orientation="vertical">
 
     <com.google.android.material.progressindicator.LinearProgressIndicator
-            android:id="@+id/scanVPNProgress"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:indeterminate="true" />
+        android:id="@+id/scanVPNProgress"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:indeterminate="true" />
 
-        <androidx.recyclerview.widget.RecyclerView
-            android:id="@+id/scanVPNResult"
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:clipToPadding="false"
-            android:paddingStart="16dp"
-            android:paddingEnd="16dp"
-            android:paddingBottom="16dp" />
+    <androidx.recyclerview.widget.RecyclerView
+        android:id="@+id/scanVPNResult"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:clipToPadding="false"
+        android:paddingStart="16dp"
+        android:paddingEnd="16dp"
+        android:paddingBottom="16dp" />
 
 </LinearLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/fragment_configuration.xml b/app/src/main/res/layout/fragment_configuration.xml
index 35c7ac1..13193e3 100644
--- a/app/src/main/res/layout/fragment_configuration.xml
+++ b/app/src/main/res/layout/fragment_configuration.xml
@@ -36,9 +36,6 @@
         android:layout_height="wrap_content"
         android:layout_gravity="bottom|end"
         android:layout_margin="16dp"
-        android:backgroundTint="@color/blue_grey_600"
-        android:text="@string/title_new_profile"
-        android:textColor="@android:color/white"
         app:icon="@drawable/ic_note_add_24"
         app:iconTint="@android:color/white" />
 
diff --git a/app/src/main/res/layout/fragment_dashboard.xml b/app/src/main/res/layout/fragment_dashboard.xml
index 32b051c..eb15c42 100644
--- a/app/src/main/res/layout/fragment_dashboard.xml
+++ b/app/src/main/res/layout/fragment_dashboard.xml
@@ -6,41 +6,18 @@
     android:layout_height="match_parent"
     tools:context=".ui.main.DashboardFragment">
 
-    <LinearLayout
+    <androidx.viewpager2.widget.ViewPager2
+        android:id="@+id/dashboardPager"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-        android:gravity="center|top"
-        android:orientation="vertical">
-
-        <com.google.android.material.tabs.TabLayout
-            android:id="@+id/dashboardTabLayout"
-            style="@style/Widget.Material3.TabLayout.Secondary"
-            android:background="?android:attr/windowBackground"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            app:tabUnboundedRipple="true"
-            app:tabIndicatorFullWidth="true">
-
-            <com.google.android.material.tabs.TabItem
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:text="@string/title_overview" />
-
-            <com.google.android.material.tabs.TabItem
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:text="@string/title_groups" />
-
-
-        </com.google.android.material.tabs.TabLayout>
-
-        <androidx.viewpager2.widget.ViewPager2
-            android:id="@+id/dashboardPager"
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:saveEnabled="false" />
-
-    </LinearLayout>
+        android:saveEnabled="false" />
 
+    <com.google.android.material.floatingactionbutton.FloatingActionButton
+        android:id="@+id/fab"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="bottom|end"
+        android:layout_margin="16dp"
+        app:srcCompat="@drawable/ic_play_arrow_24" />
 
 </androidx.coordinatorlayout.widget.CoordinatorLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/fragment_dashboard_groups.xml b/app/src/main/res/layout/fragment_dashboard_groups.xml
index e4ae400..2290090 100644
--- a/app/src/main/res/layout/fragment_dashboard_groups.xml
+++ b/app/src/main/res/layout/fragment_dashboard_groups.xml
@@ -1,6 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <androidx.coordinatorlayout.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent">
 
@@ -16,7 +15,6 @@
     <androidx.recyclerview.widget.RecyclerView
         android:id="@+id/container"
         android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:padding="16dp" />
+        android:layout_height="match_parent" />
 
 </androidx.coordinatorlayout.widget.CoordinatorLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/fragment_dashboard_overview.xml b/app/src/main/res/layout/fragment_dashboard_overview.xml
index d9fde22..cf62726 100644
--- a/app/src/main/res/layout/fragment_dashboard_overview.xml
+++ b/app/src/main/res/layout/fragment_dashboard_overview.xml
@@ -1,6 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <androidx.coordinatorlayout.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent">
@@ -17,21 +16,18 @@
     <androidx.core.widget.NestedScrollView
         android:id="@+id/container"
         android:layout_width="match_parent"
-        android:layout_height="match_parent">
+        android:layout_height="match_parent"
+        android:padding="16dp">
 
         <LinearLayout
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:clipChildren="false"
-            android:clipToPadding="false"
-            android:orientation="vertical"
-            android:padding="16dp">
+            android:orientation="vertical">
 
             <LinearLayout
                 android:id="@+id/statusContainer"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
-                android:clipChildren="false"
                 android:orientation="vertical"
                 android:visibility="gone"
                 tools:visibility="visible">
@@ -39,7 +35,7 @@
                 <LinearLayout
                     android:layout_width="match_parent"
                     android:layout_height="wrap_content"
-                    android:clipChildren="false"
+                    android:layout_marginBottom="8dp"
                     android:orientation="horizontal">
 
                     <com.google.android.material.card.MaterialCardView
@@ -65,7 +61,7 @@
                             <LinearLayout
                                 android:layout_width="match_parent"
                                 android:layout_height="wrap_content"
-                                android:layout_marginTop="8dp"
+                                android:layout_marginBottom="8dp"
                                 android:orientation="horizontal">
 
                                 <TextView
@@ -155,7 +151,7 @@
                             <LinearLayout
                                 android:layout_width="match_parent"
                                 android:layout_height="wrap_content"
-                                android:layout_marginTop="8dp"
+                                android:layout_marginBottom="8dp"
                                 android:orientation="horizontal">
 
                                 <TextView
@@ -225,8 +221,7 @@
                     android:id="@+id/trafficContainer"
                     android:layout_width="match_parent"
                     android:layout_height="wrap_content"
-                    android:layout_marginTop="16dp"
-                    android:clipChildren="false"
+                    android:layout_marginBottom="16dp"
                     android:orientation="horizontal"
                     android:visibility="gone"
                     tools:visibility="visible">
@@ -254,7 +249,7 @@
                             <LinearLayout
                                 android:layout_width="match_parent"
                                 android:layout_height="wrap_content"
-                                android:layout_marginTop="8dp"
+                                android:layout_marginBottom="8dp"
                                 android:orientation="horizontal">
 
                                 <TextView
@@ -344,7 +339,7 @@
                             <LinearLayout
                                 android:layout_width="match_parent"
                                 android:layout_height="wrap_content"
-                                android:layout_marginTop="8dp"
+                                android:layout_marginBottom="8dp"
                                 android:orientation="horizontal">
 
                                 <TextView
@@ -416,7 +411,7 @@
                 style="?attr/materialCardViewElevatedStyle"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
-                android:layout_marginTop="16dp"
+                android:layout_marginBottom="16dp"
                 android:visibility="gone"
                 tools:visibility="visible">
 
@@ -441,11 +436,8 @@
                         android:layout_width="match_parent"
                         android:layout_height="match_parent"
                         android:nestedScrollingEnabled="false"
+                        android:orientation="horizontal"
                         android:padding="8dp"
-                        app:layoutManager="androidx.recyclerview.widget.GridLayoutManager"
-                        app:spanCount="3"
-
-                        tools:itemCount="3"
                         tools:listitem="@layout/view_clash_mode_button" />
 
                 </LinearLayout>
@@ -456,7 +448,7 @@
                 style="?attr/materialCardViewElevatedStyle"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
-                android:layout_marginTop="16dp"
+                android:layout_marginBottom="16dp"
                 android:visibility="gone"
                 tools:visibility="visible">
 
@@ -482,8 +474,7 @@
                 android:id="@+id/profileCard"
                 style="?attr/materialCardViewElevatedStyle"
                 android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:layout_marginTop="16dp">
+                android:layout_height="wrap_content">
 
                 <LinearLayout
                     android:layout_width="match_parent"
@@ -518,14 +509,4 @@
 
     </androidx.core.widget.NestedScrollView>
 
-    <com.google.android.material.floatingactionbutton.FloatingActionButton
-        android:id="@+id/fab"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_gravity="bottom|end"
-        android:layout_margin="16dp"
-        android:backgroundTint="@color/blue_grey_600"
-        app:srcCompat="@drawable/ic_play_arrow_24"
-        app:tint="@android:color/white" />
-
 </androidx.coordinatorlayout.widget.CoordinatorLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/fragment_log.xml b/app/src/main/res/layout/fragment_log.xml
index 58313ac..aa00187 100644
--- a/app/src/main/res/layout/fragment_log.xml
+++ b/app/src/main/res/layout/fragment_log.xml
@@ -36,9 +36,7 @@
         android:layout_height="wrap_content"
         android:layout_gravity="bottom|end"
         android:layout_margin="16dp"
-        android:backgroundTint="@color/blue_grey_600"
-        app:srcCompat="@drawable/ic_play_arrow_24"
-        app:tint="@android:color/white" />
+        app:srcCompat="@drawable/ic_play_arrow_24" />
 
 
 </androidx.coordinatorlayout.widget.CoordinatorLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/fragment_qrcode_dialog.xml b/app/src/main/res/layout/fragment_qrcode_dialog.xml
index 691808e..6278847 100644
--- a/app/src/main/res/layout/fragment_qrcode_dialog.xml
+++ b/app/src/main/res/layout/fragment_qrcode_dialog.xml
@@ -11,19 +11,18 @@
         android:layout_height="match_parent"
         app:layout_behavior="com.google.android.material.bottomsheet.BottomSheetBehavior">
 
-            <com.google.android.material.bottomsheet.BottomSheetDragHandleView
-                android:id="@+id/drag_handle"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content" />
-
-            <ImageView
-                android:paddingTop="16dp"
-                android:id="@+id/qr_code"
-                android:scaleType="centerCrop"
-                android:adjustViewBounds="true"
-                android:layout_width="match_parent"
-                android:layout_height="match_parent" />
+        <com.google.android.material.bottomsheet.BottomSheetDragHandleView
+            android:id="@+id/drag_handle"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content" />
 
+        <ImageView
+            android:paddingTop="16dp"
+            android:id="@+id/qr_code"
+            android:scaleType="centerCrop"
+            android:adjustViewBounds="true"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent" />
 
 
     </FrameLayout>
diff --git a/app/src/main/res/layout/fragment_settings.xml b/app/src/main/res/layout/fragment_settings.xml
index 2284e93..08c4ce5 100644
--- a/app/src/main/res/layout/fragment_settings.xml
+++ b/app/src/main/res/layout/fragment_settings.xml
@@ -19,7 +19,7 @@
             style="?attr/materialCardViewElevatedStyle"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:layout_marginTop="16dp">
+            android:layout_marginBottom="16dp">
 
             <LinearLayout
                 android:layout_width="match_parent"
@@ -29,6 +29,7 @@
                 android:paddingTop="16dp"
                 android:paddingEnd="16dp"
                 android:paddingBottom="8dp">
+
                 <TextView
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
@@ -99,7 +100,7 @@
             style="?attr/materialCardViewElevatedStyle"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:layout_marginTop="16dp">
+            android:layout_marginBottom="16dp">
 
             <LinearLayout
                 android:layout_width="match_parent"
@@ -205,7 +206,7 @@
             style="?attr/materialCardViewElevatedStyle"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:layout_marginTop="16dp"
+            android:layout_marginBottom="16dp"
             android:visibility="gone"
             tools:visibility="visible">
 
@@ -263,7 +264,7 @@
             style="?attr/materialCardViewElevatedStyle"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:layout_marginTop="16dp">
+            android:layout_marginBottom="16dp">
 
             <LinearLayout
                 android:layout_width="match_parent"
@@ -311,7 +312,7 @@
             style="?attr/materialCardViewElevatedStyle"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:layout_marginTop="16dp">
+            android:layout_marginBottom="16dp">
 
             <LinearLayout
                 android:layout_width="match_parent"
@@ -359,7 +360,7 @@
             style="?attr/materialCardViewElevatedStyle"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:layout_marginTop="16dp">
+            android:layout_marginBottom="16dp">
 
             <LinearLayout
                 android:layout_width="match_parent"
diff --git a/app/src/main/res/layout/fragment_settings_core.xml b/app/src/main/res/layout/fragment_settings_core.xml
new file mode 100644
index 0000000..77d9ef6
--- /dev/null
+++ b/app/src/main/res/layout/fragment_settings_core.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/view_dashboard_group.xml b/app/src/main/res/layout/view_dashboard_group.xml
index b4b369a..018ec0a 100644
--- a/app/src/main/res/layout/view_dashboard_group.xml
+++ b/app/src/main/res/layout/view_dashboard_group.xml
@@ -4,70 +4,87 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
-    android:orientation="vertical">
+    android:orientation="vertical"
+    android:padding="16dp">
 
-    <LinearLayout
+    <com.google.android.material.card.MaterialCardView
+        style="?attr/materialCardViewElevatedStyle"
         android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:gravity="center_vertical"
-        android:orientation="horizontal">
+        android:layout_height="wrap_content">
 
-        <TextView
-            android:id="@+id/groupName"
-            style="?attr/textAppearanceTitleLarge"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            tools:text="Group Name" />
-
-        <TextView
-            android:id="@+id/groupType"
-            style="?attr/textAppearanceBodyLarge"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_marginStart="8dp"
-            tools:text="Group Name" />
 
         <LinearLayout
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:gravity="end"
-            android:orientation="horizontal">
+            android:orientation="vertical"
+            android:padding="16dp">
 
-            <ImageButton
-                android:id="@+id/expandButton"
-                android:layout_width="wrap_content"
+            <LinearLayout
+                android:layout_width="match_parent"
                 android:layout_height="wrap_content"
-                android:layout_marginStart="4dp"
-                android:backgroundTint="?colorSurface"
-                android:contentDescription="@string/expand"
-                android:src="@drawable/ic_expand_less_24"
-                app:tint="?colorControlNormal" />
+                android:gravity="center_vertical"
+                android:orientation="horizontal">
 
-            <ImageButton
-                android:id="@+id/urlTestButton"
-                android:layout_width="wrap_content"
+                <TextView
+                    android:id="@+id/groupName"
+                    style="?attr/textAppearanceTitleLarge"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    tools:text="Group Name" />
+
+                <TextView
+                    android:id="@+id/groupType"
+                    style="?attr/textAppearanceBodyLarge"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_marginStart="8dp"
+                    tools:text="Group Name" />
+
+                <LinearLayout
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:gravity="end"
+                    android:orientation="horizontal">
+
+                    <ImageButton
+                        android:id="@+id/expandButton"
+                        android:layout_width="wrap_content"
+                        android:layout_height="wrap_content"
+                        android:layout_marginStart="4dp"
+                        android:backgroundTint="?colorSurfaceContainerLow"
+                        android:contentDescription="@string/expand"
+                        android:src="@drawable/ic_expand_less_24"
+                        app:tint="?colorControlNormal" />
+
+                    <ImageButton
+                        android:id="@+id/urlTestButton"
+                        android:layout_width="wrap_content"
+                        android:layout_height="wrap_content"
+                        android:layout_marginStart="4dp"
+                        android:backgroundTint="?colorSurfaceContainerLow"
+                        android:contentDescription="@string/urltest"
+                        android:src="@drawable/ic_electric_bolt_24"
+                        app:tint="?colorControlNormal" />
+
+                </LinearLayout>
+
+            </LinearLayout>
+
+            <TextView
+                android:id="@+id/itemText"
+                android:layout_width="match_parent"
                 android:layout_height="wrap_content"
-                android:layout_marginStart="4dp"
-                android:backgroundTint="?colorSurface"
-                android:contentDescription="@string/urltest"
-                android:src="@drawable/ic_electric_bolt_24"
-                app:tint="?colorControlNormal" />
+                android:paddingEnd="56dp" />
 
+            <androidx.recyclerview.widget.RecyclerView
+                android:id="@+id/itemList"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_marginTop="8dp"
+                tools:listitem="@layout/view_dashboard_group_item" />
         </LinearLayout>
 
-    </LinearLayout>
-
-    <TextView
-        android:id="@+id/itemText"
-        android:layout_width="match_parent"
-        android:paddingEnd="56dp"
-        android:layout_height="wrap_content" />
-
-    <androidx.recyclerview.widget.RecyclerView
-        android:id="@+id/itemList"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:layout_marginTop="8dp" />
+    </com.google.android.material.card.MaterialCardView>
 
 
 </LinearLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/view_dashboard_group_item.xml b/app/src/main/res/layout/view_dashboard_group_item.xml
index 3661c5e..8dba8b1 100644
--- a/app/src/main/res/layout/view_dashboard_group_item.xml
+++ b/app/src/main/res/layout/view_dashboard_group_item.xml
@@ -1,11 +1,14 @@
 <?xml version="1.0" encoding="utf-8"?>
 <com.google.android.material.card.MaterialCardView xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
     android:id="@+id/item_card"
     style="?materialCardViewElevatedStyle"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
-    android:layout_margin="4dp">
+    app:cardBackgroundColor="?colorSurfaceContainer"
+    app:cardCornerRadius="0dp"
+    app:cardElevation="0dp">
 
     <LinearLayout
         android:layout_width="match_parent"
diff --git a/app/src/main/res/layout/view_prefenence_screen.xml b/app/src/main/res/layout/view_prefenence_screen.xml
new file mode 100644
index 0000000..e9ede42
--- /dev/null
+++ b/app/src/main/res/layout/view_prefenence_screen.xml
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.recyclerview.widget.RecyclerView xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/recycler_view"
+    style="?attr/preferenceFragmentListStyle"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:clipToPadding="false"
+    android:paddingTop="0dp"
+    android:paddingBottom="0dp" />
diff --git a/app/src/main/res/navigation/mobile_navigation.xml b/app/src/main/res/navigation/mobile_navigation.xml
index 20af41d..1cf86db 100644
--- a/app/src/main/res/navigation/mobile_navigation.xml
+++ b/app/src/main/res/navigation/mobile_navigation.xml
@@ -29,9 +29,10 @@
         android:label="@string/title_settings"
         tools:layout="@layout/fragment_settings" />
 
-    <!--<fragment
-        android:id="@+id/navigation_settings"
-        android:name="io.nekohasekai.sfa.ui.main.SettingsFragment"
-        android:label="@string/title_settings" />-->
+    <fragment
+        android:id="@+id/navigation_settings_core"
+        android:name="io.nekohasekai.sfa.ui.settings.CoreFragment"
+        android:label="@string/settings_title_core"
+        tools:layout="@layout/fragment_settings_core" />
 
 </navigation>
\ No newline at end of file
diff --git a/app/src/main/res/values-night/colors.xml b/app/src/main/res/values-night/colors.xml
deleted file mode 100644
index 0675105..0000000
--- a/app/src/main/res/values-night/colors.xml
+++ /dev/null
@@ -1,4 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<resources>
-    <color name="divider">#565656</color>
-</resources>
\ No newline at end of file
diff --git a/app/src/main/res/values-night/themes.xml b/app/src/main/res/values-night/themes.xml
deleted file mode 100644
index 92d6572..0000000
--- a/app/src/main/res/values-night/themes.xml
+++ /dev/null
@@ -1,7 +0,0 @@
-<resources xmlns:tools="http://schemas.android.com/tools">
-
-    <style name="AppTheme" parent="Theme.Material3.DayNight">
-        <item name="android:windowLightStatusBar" tools:targetApi="m">false</item>
-        <item name="colorPrimaryContainer">@color/blue_grey_600</item>
-    </style>
-</resources>
diff --git a/app/src/main/res/values/colors.xml b/app/src/main/res/values/colors.xml
index b004f45..e85fe50 100644
--- a/app/src/main/res/values/colors.xml
+++ b/app/src/main/res/values/colors.xml
@@ -11,6 +11,4 @@
     <color name="log_red_light">#e91e63</color>
     <color name="log_blue_light">#00a6b2</color>
     <color name="log_white">#ececec</color>
-
-    <color name="divider">#cfcfcf</color>
 </resources>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index c550930..5a61900 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -150,4 +150,7 @@
     <string name="location_permission_description"><![CDATA[Your profile contains <strong><tt>wifi_ssid</tt> or <tt>wifi_bssid</tt> routing rules</strong>. To make them work, sing-box uses the <strong>location</strong> permission <strong>in the background</strong> to get information about the connected Wi-Fi network. The information will be used <strong>for routing purposes only</strong>.]]></string>
     <string name="location_permission_background_description"><![CDATA[On Android 10 and up, <strong>background location</strong> permission is required. Select <strong>Allow all the time</strong> to grant the permission.]]></string>
     <string name="open_settings">Open Settings</string>
+
+    <string name="settings_title_core">Core</string>
+
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values/themes.xml b/app/src/main/res/values/themes.xml
index 9ad41ba..fe6a154 100644
--- a/app/src/main/res/values/themes.xml
+++ b/app/src/main/res/values/themes.xml
@@ -1,8 +1,4 @@
-<resources xmlns:tools="http://schemas.android.com/tools">
-
-    <style name="AppTheme" parent="Theme.Material3.DayNight">
-        <item name="android:windowLightStatusBar" tools:targetApi="m">true</item>
-    </style>
+<resources>
 
     <style name="AppTheme.Translucent" parent="Theme.Material3.DayNight.Dialog.Alert">
         <item name="android:background">@android:color/transparent</item>
diff --git a/app/src/main/res/xml/backup_rules.xml b/app/src/main/res/xml/backup_rules.xml
index 5e15b0a..abd1d8c 100644
--- a/app/src/main/res/xml/backup_rules.xml
+++ b/app/src/main/res/xml/backup_rules.xml
@@ -1,8 +1,14 @@
 <?xml version="1.0" encoding="utf-8"?>
 <full-backup-content>
 
-    <include domain="database" path="profiles.db" />
-    <include domain="database" path="settings.db" />
-    <include domain="file" path="configs" />
+    <include
+        domain="database"
+        path="profiles.db" />
+    <include
+        domain="database"
+        path="settings.db" />
+    <include
+        domain="file"
+        path="configs" />
 
 </full-backup-content>
\ No newline at end of file
diff --git a/app/src/main/res/xml/cache_paths.xml b/app/src/main/res/xml/cache_paths.xml
index f9649fc..c782c28 100644
--- a/app/src/main/res/xml/cache_paths.xml
+++ b/app/src/main/res/xml/cache_paths.xml
@@ -1,4 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <paths>
-    <cache-path name="cache" path="/"/>
+    <cache-path
+        name="cache"
+        path="/" />
 </paths>
diff --git a/app/src/main/res/xml/data_extraction_rules.xml b/app/src/main/res/xml/data_extraction_rules.xml
index e67ab1d..6ea0708 100644
--- a/app/src/main/res/xml/data_extraction_rules.xml
+++ b/app/src/main/res/xml/data_extraction_rules.xml
@@ -1,13 +1,25 @@
 <?xml version="1.0" encoding="utf-8"?>
 <data-extraction-rules>
     <cloud-backup>
-        <include domain="database" path="profiles.db" />
-        <include domain="database" path="settings.db" />
-        <include domain="file" path="configs" />
+        <include
+            domain="database"
+            path="profiles.db" />
+        <include
+            domain="database"
+            path="settings.db" />
+        <include
+            domain="file"
+            path="configs" />
     </cloud-backup>
     <device-transfer>
-        <include domain="database" path="profiles.db" />
-        <include domain="database" path="settings.db" />
-        <include domain="file" path="configs" />
+        <include
+            domain="database"
+            path="profiles.db" />
+        <include
+            domain="database"
+            path="settings.db" />
+        <include
+            domain="file"
+            path="configs" />
     </device-transfer>
 </data-extraction-rules>
\ No newline at end of file
diff --git a/app/src/main/res/xml/preferences_settings.xml b/app/src/main/res/xml/preferences_settings.xml
new file mode 100644
index 0000000..1ba928f
--- /dev/null
+++ b/app/src/main/res/xml/preferences_settings.xml
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.preference.PreferenceScreen xmlns:app="http://schemas.android.com/apk/res-auto">
+
+    <io.nekohasekai.sfa.ui.settings.Preference
+        app:fragment="io.nekohasekai.sfa.ui.settings.CoreFragment"
+        app:icon="@drawable/ic_qr_code_2_24"
+        app:title="@string/settings_title_core" />
+
+</androidx.preference.PreferenceScreen>
\ No newline at end of file
diff --git a/build.gradle b/build.gradle
index d1cd089..c43e325 100644
--- a/build.gradle
+++ b/build.gradle
@@ -6,8 +6,8 @@ buildscript {
 }
 
 plugins {
-    id 'com.android.application' version '8.2.2' apply false
-    id 'com.android.library' version '8.2.2' apply false
+    id 'com.android.application' version '8.3.0' apply false
+    id 'com.android.library' version '8.3.0' apply false
     id 'org.jetbrains.kotlin.android' version '1.9.0' apply false
     id 'com.google.devtools.ksp' version '1.9.0-1.0.12' apply false
     id 'com.github.triplet.play' version '3.8.4' apply false