Just Set Orientation of activity in Manifiest.xml
android:screenOrientation="unspecified"
OR for restricted to Portrait Orientation
You can also use in Activity, In onCreate method call before super.onCreate(...) e.g.
@Override
protected void onCreate(Bundle savedInstanceState) {
setOrientation(this);
super.onCreate(savedInstanceState);
setContentView(R.layout.your_xml_layout);
//...
//...
}
// Method
public static void setOrientation(Activity context) {
if (android.os.Build.VERSION.SDK_INT == Build.VERSION_CODES.O)
context.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED);
else
context.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
}