manifest merger
<activity
android:exported="true"
android:name=".MainActivity"
android:label="@string/app_name"
android:theme="@style/Theme.NoteKeeper.NoActionBar">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>