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 ...

The lock screen is often the first thing you see when you wake your Mac. By default, Apple sets a simple, system-generated background that may or may not match your style. Thankfully, macOS lets you ...

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 want to run a fancy animation in the background of your Mac, you need special tools. Backdrop 2.0 can now also do this on the lock screen. Apple has enabled pretty animated lock screens since ...

Customization is one of the baseline appeals of personal electronics. Just owning some random doodad isn't that interesting- putting a little spin on it to really differentiate it from the crowd and ...

Changing your screen resolution in macOS should be a fairly simple task, but there are actually a few more steps involved than you might imagine. That's because your options change based on whether ...