There are two ways to set a custom image as the wallpaper of your opening “unlock” screen:
- Go to Photos, display the desired image, tap on the lower-left options button, and select “Use as Wallpaper” from the pop-up menu.
- Open the Settings app and select General >Wallpaper.
Either of these methods allows you to use any photo or image on the iPhone/iPod touch as wallpaper. Follow these steps to add a wallpaper folder, so you don't have to look through all your photos to find an image: