Pitch Black Wallpaper is so simple and straightforward that filling this help page was actually a challenge. All you have to do is install the app on your Android smartphone or tablet, start the app from your Home Screen or App Drawer, read a confirmation message, and tap a confirmation button.
Start Pitch Black Wallpaper from your Android home screen or app drawer:
Read the confirmation message (Do you really want to set a pitch black wallpaper on your device?), and tap on the Yes, I Do! button if you want to continue:
Your Android device has now a pitch black wallpaper:
Frequently Asked Questions
How do I turn the black wallpaper off? My screen remains black even after uninstalling the app.
All you have to do is set another wallpaper, using the built-in method offered by Android (such as going in your Settings app and tapping Display and then Wallpaper), or by using any other wallpaper app (such as Tecdrop's own RGB Color Wallpaper app).