How do you change the login screen on a Mac?
Switch accounts using the menu bar
On your Mac, click the fast user switching menu in the menu bar, then choose your username. The fast user switching menu is in the upper-right corner of the screen and looks like a user icon or shows the name of the current user, depending on the setting in Users & Groups preferences.
Can you change MacOs lock screen?
The easiest way to change your lock screen is to change your desktop background. By default, your desktop and lock screen are linked, so changing the desktop will change the lock screen.
How do I make my Mac home screen and lock screen different?
To change your desktop background and thus your lock screen, Go to Apple menu > System Preferences > Desktop & Screen Saver. Also note that, as you probably know, your Mac has two screens: The lock screen and the log-in screen. This will change the login screen, the screen you type your password.
How do I change my Lock screen picture on my laptop?
Go to Settings > Personalization > Lock screen. Under Background, select Picture or Slideshow to use your own picture(s) as the background for your lock screen.
Why I can’t change my Lock screen wallpaper?
The way I fixed it was to go to the particular app in application manager and clear out the “defaults” as well as the cache. The Lock screen uses a specific size/resolution. You have to use the stock Gallery app for it. My problem was that I used another app to edit the wallpaper and set it to use as default.