Quick tip: if you're on Ps4 and want a cool wallpaper, go to the communitys tab and search for example "Star Wars Wallpapers", screenshot the ones you like and then just set
Best PS4 Wallpapers - Top Free Best PS4 Backgrounds - WallpaperAccess
THE BEST BACKGROUNDS FOR PS4! #6 (WITH LINKS TO DOWNLOAD) - YouTube
Best PS4 Wallpapers on WallpaperDog
Ps4 background wallpaper (non-transparent) by herreracapac on DeviantArt
23 beautiful images to help you get started with custom PS4 wallpapers – PlayStation.Blog