Wallpaper guides

Short how-to guides for setting and choosing wallpapers on your devices.

How to set a wallpaper on an iPhone
Step-by-step: save a picture to Photos, set it as the lock screen, home screen or both in iOS 26 and later, and fix a wrong crop.
How to set a wallpaper on an Android phone
How to change the lock screen and home screen wallpaper on Android 16, on Pixel and Samsung Galaxy phones, with cropping tips.
How to set a desktop wallpaper in Windows 11
Set a picture as your Windows 11 desktop background or lock screen, pick Fill, Fit or Span, and fix blurry or cropped images.
How to set a desktop wallpaper on a Mac
Set a desktop picture in macOS Tahoe and later: from Finder or System Settings, use a folder, and set a different one per display.
Dual monitor wallpapers: one picture or two
How to use a different wallpaper on each monitor or span one image across two screens in Windows 11 and macOS.
Lock screen vs home screen wallpaper
Why the lock screen and home screen need different pictures, how to choose each, and how to set them separately on iPhone and Android.