MonoGame.Samples/BloomEffect/Platforms/Android/AndroidManifest.xml

<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.cartblanche.bloomsample"
    android:versionCode="1"
    android:versionName="1.0">
    <application android:label="BloomSample" android:icon="@mipmap/ic_launcher">
        <activity android:name="android.app.NativeActivity"
            android:label="BloomSample"
            android:configChanges="orientation|keyboardHidden|screenSize"
            android:screenOrientation="landscape"
            android:exported="true">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>
</manifest>