diff --git a/app/src/main/java/ru/nm17/narodmon/MainActivity.kt b/app/src/main/java/ru/nm17/narodmon/MainActivity.kt
index 6216071..fb62ffc 100644
--- a/app/src/main/java/ru/nm17/narodmon/MainActivity.kt
+++ b/app/src/main/java/ru/nm17/narodmon/MainActivity.kt
@@ -1,27 +1,16 @@
-@file:OptIn(
-    ExperimentalMaterial3Api::class, ExperimentalMaterial3Api::class,
-    ExperimentalMaterial3Api::class
-)
+
 
 package ru.nm17.narodmon
 
 import android.os.Bundle
 import androidx.activity.ComponentActivity
 import androidx.activity.compose.setContent
-import androidx.compose.foundation.Image
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Column
-import androidx.compose.foundation.layout.PaddingValues
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.padding
-import androidx.compose.material.icons.Icons
-import androidx.compose.material.icons.filled.Person
-import androidx.compose.material.icons.rounded.Add
-import androidx.compose.material.icons.rounded.Menu
-import androidx.compose.material3.BottomAppBar
 import androidx.compose.material3.CircularProgressIndicator
 import androidx.compose.material3.ExperimentalMaterial3Api
-import androidx.compose.material3.FloatingActionButton
 import androidx.compose.material3.Scaffold
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
@@ -33,23 +22,14 @@ import androidx.compose.runtime.rememberCoroutineScope
 import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
-import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.res.stringResource
-import androidx.compose.ui.unit.dp
-import androidx.navigation.compose.NavHost
-import androidx.navigation.compose.composable
-import androidx.navigation.compose.rememberNavController
 import androidx.room.Room
-import androidx.security.crypto.EncryptedSharedPreferences
-import androidx.security.crypto.MasterKeys
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
 import ru.nm17.narodmon.db.AppDatabase
 import ru.nm17.narodmon.db.entities.KVSetting
 import ru.nm17.narodmon.ui.dialogs.AgreementDialog
 import ru.nm17.narodmon.ui.navHost.AppNavHost
-import ru.nm17.narodmon.ui.navHost.MainScreen
-import ru.nm17.narodmon.ui.sensorsScreen.SensorsScreen
 import ru.nm17.narodmon.ui.theme.NarodMonTheme
 
 
@@ -116,9 +96,6 @@ class MainActivity : ComponentActivity() {
                 } else {
                     AppNavHost()
                 }
-
-                // A surface container using the 'background' color from the theme
-
             }
         }
     }
diff --git a/app/src/main/java/ru/nm17/narodmon/ui/messages/MessagesScreen.kt b/app/src/main/java/ru/nm17/narodmon/ui/messages/MessagesScreen.kt
index 04fb587..b6dafaa 100644
--- a/app/src/main/java/ru/nm17/narodmon/ui/messages/MessagesScreen.kt
+++ b/app/src/main/java/ru/nm17/narodmon/ui/messages/MessagesScreen.kt
@@ -1,10 +1,7 @@
 package ru.nm17.narodmon.ui.messages
 
-import androidx.compose.foundation.layout.Row
-import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
-import androidx.compose.ui.Modifier
 import androidx.compose.ui.tooling.preview.Preview
 
 @Composable
diff --git a/app/src/main/java/ru/nm17/narodmon/ui/navHost/AppNavHost.kt b/app/src/main/java/ru/nm17/narodmon/ui/navHost/AppNavHost.kt
index 25bb97d..8a53f00 100644
--- a/app/src/main/java/ru/nm17/narodmon/ui/navHost/AppNavHost.kt
+++ b/app/src/main/java/ru/nm17/narodmon/ui/navHost/AppNavHost.kt
@@ -1,27 +1,11 @@
 package ru.nm17.narodmon.ui.navHost
 
-import androidx.compose.foundation.Image
-import androidx.compose.foundation.layout.Column
-import androidx.compose.foundation.layout.PaddingValues
-import androidx.compose.foundation.layout.padding
-import androidx.compose.material.icons.Icons
-import androidx.compose.material.icons.rounded.Add
-import androidx.compose.material.icons.rounded.Menu
-import androidx.compose.material3.BottomAppBar
 import androidx.compose.material3.ExperimentalMaterial3Api
-import androidx.compose.material3.FloatingActionButton
-import androidx.compose.material3.Scaffold
 import androidx.compose.runtime.Composable
-import androidx.compose.runtime.getValue
-import androidx.compose.runtime.rememberCoroutineScope
-import androidx.compose.ui.Modifier
 import androidx.compose.ui.tooling.preview.Preview
-import androidx.compose.ui.unit.dp
 import androidx.navigation.compose.NavHost
 import androidx.navigation.compose.composable
-import androidx.navigation.compose.currentBackStackEntryAsState
 import androidx.navigation.compose.rememberNavController
-import ru.nm17.narodmon.ui.sensorsScreen.SensorsScreen
 import ru.nm17.narodmon.ui.settings.SettingsScreen
 
 
diff --git a/app/src/main/java/ru/nm17/narodmon/ui/navHost/MainScreen.kt b/app/src/main/java/ru/nm17/narodmon/ui/navHost/MainScreen.kt
index a8af55f..b3b8e10 100644
--- a/app/src/main/java/ru/nm17/narodmon/ui/navHost/MainScreen.kt
+++ b/app/src/main/java/ru/nm17/narodmon/ui/navHost/MainScreen.kt
@@ -2,29 +2,22 @@ package ru.nm17.narodmon.ui.navHost
 
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.padding
-import androidx.compose.material.icons.Icons
-import androidx.compose.material.icons.rounded.Menu
 import androidx.compose.material3.Icon
 import androidx.compose.material3.NavigationBar
 import androidx.compose.material3.NavigationBarItem
 import androidx.compose.material3.Scaffold
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
-import androidx.compose.runtime.getValue
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.tooling.preview.Preview
 import androidx.navigation.NavController
-import androidx.navigation.NavDestination.Companion.hierarchy
 import androidx.navigation.NavGraph.Companion.findStartDestination
 import androidx.navigation.compose.NavHost
 import androidx.navigation.compose.composable
-import androidx.navigation.compose.currentBackStackEntryAsState
 import androidx.navigation.compose.rememberNavController
-import ru.nm17.narodmon.ui.messages.MessagesScreen
 import ru.nm17.narodmon.ui.sensorsScreen.SensorsScreen
-import ru.nm17.narodmon.ui.settings.SettingsScreen
 import ru.nm17.narodmon.ui.theme.NarodMonTheme
 import ru.nm17.narodmon.ui.webCamsScreen.WebCamsScreen
 
diff --git a/app/src/main/java/ru/nm17/narodmon/ui/navHost/MainScreenSealed.kt b/app/src/main/java/ru/nm17/narodmon/ui/navHost/MainScreenSealed.kt
index 0dd0636..89fcdde 100644
--- a/app/src/main/java/ru/nm17/narodmon/ui/navHost/MainScreenSealed.kt
+++ b/app/src/main/java/ru/nm17/narodmon/ui/navHost/MainScreenSealed.kt
@@ -1,12 +1,7 @@
 package ru.nm17.narodmon.ui.navHost
 
-import android.widget.ImageView
 import androidx.annotation.DrawableRes
 import androidx.annotation.StringRes
-import androidx.compose.material.icons.Icons
-import androidx.compose.material.icons.filled.Home
-import androidx.compose.material.icons.filled.Menu
-import androidx.compose.ui.graphics.vector.ImageVector
 import ru.nm17.narodmon.R
 
 sealed class MainScreenSealed(
diff --git a/app/src/main/java/ru/nm17/narodmon/ui/sensorsScreen/SensorsScreen.kt b/app/src/main/java/ru/nm17/narodmon/ui/sensorsScreen/SensorsScreen.kt
index 60ec870..d2f24a6 100644
--- a/app/src/main/java/ru/nm17/narodmon/ui/sensorsScreen/SensorsScreen.kt
+++ b/app/src/main/java/ru/nm17/narodmon/ui/sensorsScreen/SensorsScreen.kt
@@ -1,6 +1,5 @@
 package ru.nm17.narodmon.ui.sensorsScreen
 
-import androidx.compose.animation.AnimatedContent
 import androidx.compose.animation.AnimatedVisibility
 import androidx.compose.animation.ExperimentalAnimationApi
 import androidx.compose.foundation.layout.Arrangement
@@ -13,26 +12,18 @@ import androidx.compose.foundation.lazy.LazyColumn
 import androidx.compose.foundation.lazy.LazyRow
 import androidx.compose.foundation.lazy.items
 import androidx.compose.material.icons.Icons
-import androidx.compose.material.icons.filled.ArrowDropDown
 import androidx.compose.material.icons.outlined.Settings
-import androidx.compose.material.icons.rounded.ArrowDropDown
 import androidx.compose.material.icons.rounded.Check
-import androidx.compose.material.icons.rounded.Person
-import androidx.compose.material.icons.rounded.Settings
 import androidx.compose.material3.BottomSheetScaffold
 import androidx.compose.material3.ExperimentalMaterial3Api
 import androidx.compose.material3.FilterChip
 import androidx.compose.material3.Icon
 import androidx.compose.material3.IconButton
-import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.OutlinedTextField
 import androidx.compose.material3.SearchBar
 import androidx.compose.material3.SearchBarDefaults
 import androidx.compose.material3.SheetValue
 import androidx.compose.material3.Text
-import androidx.compose.material3.TextField
-import androidx.compose.material3.TextFieldColors
-import androidx.compose.material3.TextFieldDefaults
 import androidx.compose.material3.rememberBottomSheetScaffoldState
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.getValue
@@ -48,21 +39,15 @@ import androidx.compose.ui.tooling.preview.Preview
 import androidx.compose.ui.unit.dp
 import androidx.navigation.NavController
 import androidx.navigation.compose.rememberNavController
-import kotlinx.coroutines.CoroutineScope
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.delay
-import kotlinx.coroutines.launch
-import ovh.plrapps.mapcompose.core.debounce
 import ru.nm17.narodmon.R
 import ru.nm17.narodmon.db.entities.SensorType
 import ru.nm17.narodmon.ui.dialogs.FilterSensorsDialog
-import ru.nm17.narodmon.ui.elements.SensorItem
 import ru.nm17.narodmon.ui.dialogs.SortSensorsDialog
+import ru.nm17.narodmon.ui.elements.SensorItem
 import ru.nm17.narodmon.ui.elements.TileMap
 import ru.nm17.narodmon.ui.entities.SensorEntity
 import ru.nm17.narodmon.ui.entities.SensorSortingUiEntity
 import ru.nm17.narodmon.ui.entities.SortingTypes
-import ru.nm17.narodmon.ui.navHost.MainScreenSealed
 import ru.nm17.narodmon.ui.theme.NarodMonTheme
 import ru.nm17.narodmon.ui.toChipTitle
 
@@ -70,7 +55,6 @@ import ru.nm17.narodmon.ui.toChipTitle
 @OptIn(ExperimentalMaterial3Api::class, ExperimentalAnimationApi::class)
 @Composable
 fun SensorsScreen(navController: NavController, onSettingsClick: () -> Unit) {
-    val coroutineScope = rememberCoroutineScope()
 
     var searchQuery by remember { mutableStateOf("") }
     var searchActive by remember { mutableStateOf(false) }
diff --git a/app/src/main/java/ru/nm17/narodmon/ui/webCamsScreen/WebCamsScreen.kt b/app/src/main/java/ru/nm17/narodmon/ui/webCamsScreen/WebCamsScreen.kt
index 0bdbcc9..38a4a3a 100644
--- a/app/src/main/java/ru/nm17/narodmon/ui/webCamsScreen/WebCamsScreen.kt
+++ b/app/src/main/java/ru/nm17/narodmon/ui/webCamsScreen/WebCamsScreen.kt
@@ -1,6 +1,5 @@
 package ru.nm17.narodmon.ui.webCamsScreen
 
-import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.lazy.LazyColumn
 import androidx.compose.foundation.lazy.items
 import androidx.compose.runtime.Composable
@@ -8,9 +7,7 @@ import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
 import androidx.compose.runtime.setValue
-import androidx.compose.ui.Modifier
 import androidx.compose.ui.tooling.preview.Preview
-import androidx.compose.ui.viewinterop.AndroidView
 import androidx.navigation.NavController
 import androidx.navigation.compose.rememberNavController
 import ru.nm17.narodmon.ui.theme.NarodMonTheme