To change login wallpaper, System Preferences > Desktop & Screen Saver > choose and customize image. When you change your profile photo, the change occurs on all devices using the same Apple ID/Apple ...

In Windows 11/10, you can decide how long you want each image to be on your screen before cycling to the next. Likewise, you can also configure the system to not show the Lock screen background ...

When you log into macOS every day, one of the first things you see is a circular login picture above your username. On its own, this UI element is how you and other household members will know what ...

If you do not like the default lock screen settings, you can change them using the Windows Settings panel. Although the options are limited, you can personalize them according to your requirements.