Access Android style settings on your Firestick to change your screensaver, keyboard and more !
(Toolbox at the bottom of the page)
Steps to confirm ADB is enabled:
1. From the Main Menu scroll to hover over Settings.

2. Click My Fire TV.

3. Choose Developer Options.

4. Click Apps from Unknown Sources.

5. Choose Turn On.

6. Install the apps below
Software Needed
LeanKey Android TV Keyboard
Aerial Dream 4k Screensavers
ADB Commands Needed
pm grant com.rockon999.android.tv.settings android.permission.WRITE_SECURE_SETTINGS
pm grant com.rockon999.android.tv.settings android.permission.DUMP