How to instal (via amazon account)
Go to amazon.com and log in to the same amazon account you are logged into on the FireStick / FireTV
Search for "Screens PushPress"
Select your device on right and Deliver
Now check your FireStick / FireTV for the app.
How to instal (via device)
On your FireStick / FireTV go to search.
Type in (or voice command) "PushPress Screens"
Select Download
How to delete
On your FireStick / FireTV go to settings.
select Applications -> Manage Installed Applications
Select Screens
Select Uninstall
Select Uninstall (again)
App version number
On your FireStick / FireTV go to settings.
select Applications -> Manage Installed Applications
Select Screens
Version number will be on the right