Fixes and refactoring for SettingsScreen

app/src/main/AndroidManifest.xml

@@ -13,7 +13,7 @@
 
     <application
         android:name=".MainApplication"
-        android:allowBackup="true"
+        android:allowBackup="false"
         android:dataExtractionRules="@xml/data_extraction_rules"
         android:fullBackupContent="@xml/backup_rules"
         android:icon="@mipmap/ic_launcher"
@@ -26,12 +26,13 @@
         <activity
             android:name=".MainActivity"
             android:exported="true"
-            android:theme="@style/Theme.Look4Sat.SplashScreen">
+            android:screenOrientation="portrait"
+            android:theme="@style/Theme.Look4Sat.SplashScreen"
+            tools:ignore="LockedOrientationActivity">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
     </application>
-
 </manifest>