-Go to home screen of the GatewayHD app where you see LiveTV, Movies and Series
-Scroll up right and a hidden Menu will appear
-Click on Settings
-Click in General Settings> uncheck Open app at boot up. Scroll all the way down and click Save Changes
-Go back to Settings
-Scroll down to External Players> click Add Player, select MX Player, click Add, then click Add Player again, click VLC Player, click Add. Then click back once
-Done. Click back to home screen
-Click LiveTV, you are done