diff --git a/frontend/app/build.gradle b/frontend/app/build.gradle
index 3489f1698ca45ffcc6eefe0d51e7116683a17c0e..6f5e5efac4c80480e985d8571734ddea5fd6fa68 100644
--- a/frontend/app/build.gradle
+++ b/frontend/app/build.gradle
@@ -12,8 +12,8 @@ android {
         applicationId "space.rethelyi.mosogepsch"
         minSdk 21
         targetSdk 31
-        versionCode 11
-        versionName "2.5.3"
+        versionCode 12
+        versionName "2.5.4"
 
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
         vectorDrawables {
diff --git a/frontend/app/src/main/AndroidManifest.xml b/frontend/app/src/main/AndroidManifest.xml
index 9345a11d8916ef3b87388e395959e97fb75d6744..1189abae8a5da4b9b81bc957ef94fd3585d838d4 100644
--- a/frontend/app/src/main/AndroidManifest.xml
+++ b/frontend/app/src/main/AndroidManifest.xml
@@ -11,6 +11,12 @@
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
         android:theme="@style/Theme.MosogepSCH">
+        <activity
+            android:name=".view.OptionViewActivity"
+            android:exported="false"
+            android:label="@string/title_activity_option_view"
+            android:theme="@style/Theme.MosogepSCH.NoActionBar" />
+
         <service
             android:name=".notification.PushNotificationService"
             android:enabled="true"
@@ -23,18 +29,19 @@
         <meta-data
             android:name="com.google.firebase.messaging.default_notification_channel_id"
             android:value="@string/noti_channel" />
+
         <activity
             android:name=".view.MachineViewActivity"
+            android:configChanges="keyboardHidden|orientation|screenSize|screenLayout"
             android:exported="false"
             android:label="@string/title_activity_machine_view"
-            android:theme="@style/Theme.MosogepSCH.NoActionBar"
-            android:configChanges="keyboardHidden|orientation|screenSize|screenLayout"/>
+            android:theme="@style/Theme.MosogepSCH.NoActionBar" />
         <activity
             android:name=".MainActivity"
+            android:configChanges="keyboardHidden|orientation|screenSize|screenLayout"
             android:exported="true"
             android:label="@string/app_name"
-            android:theme="@style/Theme.MosogepSCH.NoActionBar"
-            android:configChanges="keyboardHidden|orientation|screenSize|screenLayout">
+            android:theme="@style/Theme.MosogepSCH.NoActionBar">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
 
diff --git a/frontend/app/src/main/java/space/rethelyi/mosogepsch/view/MachineScreen.kt b/frontend/app/src/main/java/space/rethelyi/mosogepsch/view/MachineScreen.kt
index bd70527fd37474c19195231522520514782c4101..08772de86232f1f2cca708d03b4faa136893ad70 100644
--- a/frontend/app/src/main/java/space/rethelyi/mosogepsch/view/MachineScreen.kt
+++ b/frontend/app/src/main/java/space/rethelyi/mosogepsch/view/MachineScreen.kt
@@ -28,8 +28,8 @@ val format = SimpleDateFormat.getDateTimeInstance()
 @Composable
 @OptIn(ExperimentalMaterial3Api::class)
 fun MachineScreen(machine: Machine, lastRequestTime: Date?, onUpdate: (Boolean) -> Unit) {
-    val modifier = Modifier.fillMaxWidth()
     val ctx = LocalContext.current
+    val modifier = Modifier.fillMaxWidth()
     Scaffold(
         topBar = {
             SmallTopAppBar(
diff --git a/frontend/app/src/main/java/space/rethelyi/mosogepsch/view/MainScreen.kt b/frontend/app/src/main/java/space/rethelyi/mosogepsch/view/MainScreen.kt
index 619da5329da73d7c27febd4f9c5af695456a8569..703c63d21776a15262773d27257de97255af1848 100644
--- a/frontend/app/src/main/java/space/rethelyi/mosogepsch/view/MainScreen.kt
+++ b/frontend/app/src/main/java/space/rethelyi/mosogepsch/view/MainScreen.kt
@@ -16,6 +16,7 @@ import androidx.compose.ui.unit.dp
 import com.google.accompanist.swiperefresh.SwipeRefresh
 import com.google.accompanist.swiperefresh.SwipeRefreshState
 import space.rethelyi.mosogepsch.model.LaundryRoom
+import space.rethelyi.mosogepsch.view.helpers.AppBar
 import java.util.*
 
 @Composable
diff --git a/frontend/app/src/main/java/space/rethelyi/mosogepsch/view/OptionViewActivity.kt b/frontend/app/src/main/java/space/rethelyi/mosogepsch/view/OptionViewActivity.kt
new file mode 100644
index 0000000000000000000000000000000000000000..8cf281a835dd5c674c94fd749022995e36fe0bba
--- /dev/null
+++ b/frontend/app/src/main/java/space/rethelyi/mosogepsch/view/OptionViewActivity.kt
@@ -0,0 +1,93 @@
+package space.rethelyi.mosogepsch.view
+
+import android.app.Activity
+import android.os.Bundle
+import androidx.activity.ComponentActivity
+import androidx.activity.compose.setContent
+import androidx.compose.foundation.layout.*
+import androidx.compose.material3.*
+import androidx.compose.runtime.*
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.res.painterResource
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.unit.dp
+import space.rethelyi.mosogepsch.R
+import space.rethelyi.mosogepsch.ui.theme.MosogepSCHTheme
+import space.rethelyi.mosogepsch.view.helpers.Switch
+
+class OptionViewActivity : ComponentActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContent {
+            MosogepSCHTheme {
+                // A surface container using the 'background' color from the theme
+                Surface(color = MaterialTheme.colorScheme.background) {
+                    OptionView()
+                }
+            }
+        }
+    }
+}
+
+@Composable
+@OptIn(ExperimentalMaterial3Api::class)
+fun OptionView() {
+    val ctx = LocalContext.current
+    val modifier = Modifier.fillMaxWidth()
+    Scaffold(
+        topBar = {
+            SmallTopAppBar(
+                title = {
+                    Row(
+                        verticalAlignment = Alignment.CenterVertically
+                    ) {
+                        TextButton(onClick = {
+                            (ctx as Activity).finish()
+                        }) {
+                            Icon(
+                                painter = painterResource(R.drawable.back_arrow),
+                                contentDescription = "back"
+                            )
+                        }
+                        Text(
+                            text = stringResource(R.string.settings)
+                        )
+                    }
+                }
+            )
+        }
+    ) {
+        Column(
+            Modifier
+                .fillMaxSize()
+                .padding(16.dp)
+        ) {
+            Card(
+                modifier = modifier,
+                color = MaterialTheme.colorScheme.surfaceVariant
+
+            ) {
+                Row(
+                    modifier = modifier
+                        .fillMaxWidth()
+                        .padding(8.dp),
+                    horizontalArrangement = Arrangement.SpaceBetween,
+                    verticalAlignment = Alignment.CenterVertically
+                ) {
+                    var checkedState by remember { mutableStateOf(false) }
+                    Text(
+                        modifier = Modifier
+                            .padding(8.dp),
+                        text = stringResource(R.string.xiaomi)
+                    )
+                    Switch(
+                        state = checkedState,
+                        setState = { checkedState = it }
+                    )
+                }
+            }
+        }
+    }
+}
diff --git a/frontend/app/src/main/java/space/rethelyi/mosogepsch/view/AppBar.kt b/frontend/app/src/main/java/space/rethelyi/mosogepsch/view/helpers/AppBar.kt
similarity index 67%
rename from frontend/app/src/main/java/space/rethelyi/mosogepsch/view/AppBar.kt
rename to frontend/app/src/main/java/space/rethelyi/mosogepsch/view/helpers/AppBar.kt
index 4c1a622c00d8e277c19149a9a6533354bb354dd3..b0741f000f3aae8801e52dc247fef083f39a5ef5 100644
--- a/frontend/app/src/main/java/space/rethelyi/mosogepsch/view/AppBar.kt
+++ b/frontend/app/src/main/java/space/rethelyi/mosogepsch/view/helpers/AppBar.kt
@@ -1,23 +1,26 @@
-package space.rethelyi.mosogepsch.view
+package space.rethelyi.mosogepsch.view.helpers
 
+import android.content.Intent
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Row
-import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.padding
-import androidx.compose.material.DropdownMenu
 import androidx.compose.material3.Icon
+import androidx.compose.material3.IconButton
 import androidx.compose.material3.Text
 import androidx.compose.material3.SmallTopAppBar
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.unit.dp
 import space.rethelyi.mosogepsch.R
+import space.rethelyi.mosogepsch.view.OptionViewActivity
 
 @Composable
 fun AppBar(internet: Boolean) {
+    val context = LocalContext.current
     SmallTopAppBar(
         title = {
             Row(
@@ -38,6 +41,15 @@ fun AppBar(internet: Boolean) {
                     contentDescription = stringResource(R.string.no_internet)
                 )
             }
+
+//            IconButton(onClick = {
+//                val intent = Intent(context, OptionViewActivity::class.java)
+//                context.startActivity(intent)
+//            }) {
+//                Icon(painter = painterResource(R.drawable.settings),
+//                    contentDescription = stringResource(R.string.settings)
+//                )
+//            }
         },
     )
 }
\ No newline at end of file
diff --git a/frontend/app/src/main/java/space/rethelyi/mosogepsch/view/helpers/Switch.kt b/frontend/app/src/main/java/space/rethelyi/mosogepsch/view/helpers/Switch.kt
new file mode 100644
index 0000000000000000000000000000000000000000..d4f654047c0501b22fc3e9126fab463c05119c6a
--- /dev/null
+++ b/frontend/app/src/main/java/space/rethelyi/mosogepsch/view/helpers/Switch.kt
@@ -0,0 +1,21 @@
+package space.rethelyi.mosogepsch.view.helpers
+
+import androidx.compose.material.SwitchDefaults
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.runtime.Composable
+
+@Composable
+fun Switch(state: Boolean, setState: (Boolean) -> Unit) {
+    androidx.compose.material.Switch(
+        checked = state,
+        onCheckedChange = setState,
+        colors = SwitchDefaults.colors(
+            checkedThumbColor = MaterialTheme.colorScheme.primary,
+            checkedTrackColor = MaterialTheme.colorScheme.onPrimary,
+            checkedTrackAlpha = 1f,
+            uncheckedThumbColor = MaterialTheme.colorScheme.secondary,
+            uncheckedTrackColor = MaterialTheme.colorScheme.onSecondary,
+            uncheckedTrackAlpha = 1f,
+        )
+    )
+}
\ No newline at end of file
diff --git a/frontend/app/src/main/res/drawable/settings.xml b/frontend/app/src/main/res/drawable/settings.xml
new file mode 100644
index 0000000000000000000000000000000000000000..41a82ede8b36a4aa8b4aaffbbf4caebdc3f03d11
--- /dev/null
+++ b/frontend/app/src/main/res/drawable/settings.xml
@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24"
+    android:tint="?attr/colorControlNormal">
+  <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/frontend/app/src/main/res/values-hu/strings.xml b/frontend/app/src/main/res/values-hu/strings.xml
index 65462b28c3a29c257fb0138f714ae246c8e4633c..8f89c2c8b16157c977f96dad7cd4401f460db28a 100644
--- a/frontend/app/src/main/res/values-hu/strings.xml
+++ b/frontend/app/src/main/res/values-hu/strings.xml
@@ -18,4 +18,6 @@
     <string name="notification_msg">A %1$s. emeleti %2$s %3$s lett.</string>
     <string name="no_internet">nincs internet kapcsolat</string>
     <string name="lost_in_space">elveszett  (az űrben)</string>
+    <string name="settings">Beállítások</string>
+    <string name="xiaomi">Xiaomi MIUI-t használok</string>
 </resources>
\ No newline at end of file
diff --git a/frontend/app/src/main/res/values-night/themes.xml b/frontend/app/src/main/res/values-night/themes.xml
index 25fb7ea111a121269616e320c00c4d9e9bbfd52e..1d7aba9f890861e5f083ee58fa03cba10400882e 100644
--- a/frontend/app/src/main/res/values-night/themes.xml
+++ b/frontend/app/src/main/res/values-night/themes.xml
@@ -12,5 +12,6 @@
         <!-- Status bar color. -->
         <item name="android:statusBarColor" tools:targetApi="l">?attr/colorPrimaryVariant</item>
         <!-- Customize your theme here. -->
+        <item name="android:forceDarkAllowed" tools:targetApi="q">false</item>
     </style>
 </resources>
\ No newline at end of file
diff --git a/frontend/app/src/main/res/values/strings.xml b/frontend/app/src/main/res/values/strings.xml
index 5e73bdbfdce42c9652879ffe9853a278d4e13069..19f96548c715ee67d123260d57457363c2d7eb42 100644
--- a/frontend/app/src/main/res/values/strings.xml
+++ b/frontend/app/src/main/res/values/strings.xml
@@ -20,4 +20,7 @@
     <string name="notification_msg">The %2$s on floor %1$s became %3$s</string>
     <string name="no_internet">no internet connection</string>
     <string name="lost_in_space">lost in space</string>
+    <string name="title_activity_option_view">OptionViewActivity</string>
+    <string name="settings">Settings</string>
+    <string name="xiaomi">I use Xiaomi MIUI</string>
 </resources>
\ No newline at end of file
diff --git a/frontend/app/src/main/res/values/themes.xml b/frontend/app/src/main/res/values/themes.xml
index e5db4d3e5611406f6179486123b357d3cd685b20..6aad08bce623018aa3cc1ba56027524dc2fcc012 100644
--- a/frontend/app/src/main/res/values/themes.xml
+++ b/frontend/app/src/main/res/values/themes.xml
@@ -12,6 +12,7 @@
         <!-- Status bar color. -->
         <item name="android:statusBarColor" tools:targetApi="l">?attr/colorPrimaryVariant</item>
         <!-- Customize your theme here. -->
+        <item name="android:forceDarkAllowed" tools:targetApi="q">false</item>
     </style>
 
     <style name="Theme.MosogepSCH.NoActionBar">