simplauncher/app/src/main/AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    package="com.sduduzog.slimlauncher">

    <uses-permission android:name="android.permission.SET_ALARM" />

    <application
        android:allowBackup="false"
        android:configChanges="orientation|keyboardHidden|screenSize"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        android:roundIcon="@mipmap/ic_launcher_round"
        android:supportsRtl="true"
        android:theme="@style/AppTheme"
        tools:ignore="GoogleAppIndexingWarning"

        tools:replace="android:allowBackup">
        <activity
            android:name=".MainActivity"
            android:launchMode="singleTask"
            android:screenOrientation="portrait"
            android:stateNotNeeded="true">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.HOME" />
                <category android:name="android.intent.category.DEFAULT" />
                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>

</manifest>