Answered by : xenophobic-xenomorph-ie743k9xg06p

android:screenOrientation="portrait" 

Source : https://stackoverflow.com/questions/2730855/prevent-screen-rotation-on-android | Last Update : Mon, 01 Jun 20

Answered by : kundan-bhasin

{	"orientation": "portrait"
}

Source : | Last Update : Sat, 18 Jul 20

Answered by : cooperative-cod-6c2opkpnulkz

<activity android:name=".SomeActivity" android:label="@string/app_name" android:screenOrientation="portrait" />

Source : https://coders911.org/questions/582185/How-can-I-disable-landscape-mode-in-Android | Last Update : Mon, 21 Mar 22