1. Log into the Dealer Menu.
Note: If you do not know how to enter the Dealer Menu, please contact your dealer/reseller so that they can execute below steps for you.
2. Select the Advanced Settings
3. Enter the Advanced Settings
4. Toggle to the left or right to turn the OS (Android) on or off
5. Select Exit (on the remote) or Home on to confirm and exit
6. The Android input is now also gone from the list of inputs