Edited: Dec 1, 2017
my full screen wallpaper isnt showing up on the full screen. how do i fix it?
Sorry to hear you are having issues using you fullscreen wallpapers when chatting. Please see this link to answer all your questions.
Be sure you have full access turned on and allow NoVu to access you photos.
The wallpapers are added to you photos folder and can be used thoughout your device, i.e. homescreen/lockscreen etc.
Please let us know if you have an further questions.