AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest android:versionCode="28" android:versionName="1.3.0" package="org.opencv.Mormor"
  xmlns:android="http://schemas.android.com/apk/res/android">
  <uses-sdk android:minSdkVersion="14"/>
    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
    <uses-permission android:name="android.permission.MOUNT_UNMOUNT_FILESYSTEMS"/>
    <supports-screens android:anyDensity="true" android:smallScreens="true" android:normalScreens="true" android:largeScreens="true" android:xlargeScreens="true"/>
    <application android:label="@string/app_name" android:icon="@drawable/ic_launcher" android:allowBackup="true">
        <activity android:name="org.opencv.Mormor.Main_Activity" android:theme="@android:style/Theme.NoTitleBar.Fullscreen" android:screenOrientation="portrait">
        </activity>
        <activity android:name="org.opencv.Mormor.AnyMorphing" android:theme="@android:style/Theme.NoTitleBar.Fullscreen"  android:screenOrientation="portrait" android:launchMode="singleTask"> 
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>       
    </application>
</manifest>