How to add, change, and remove a lock screen message in macOS

You can set a message to appear onscreen when people log into your Mac. Here's how to set it up, as well as how to remove it.


The screen you see when you power on a Mac asks you to log in. However, while people will be familiar with fields like your name, your profile image, and a password entry box, there's another thing you can change on the screen beyond the wallpaper.

You can set a message to appear on the Lock Screen of macOS. Here's what you can do with this long-time and oddly useful feature.


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