How to Change the Lock Screen Background in Ubuntu

Here’s a quick tutorial for those of you looking to change the lock screen background used in Ubuntu 22.04 LTS through the most recent release, Ubuntu 23.04. Out-of-the-box (as this is the same for any Linux distribution using a modern version of GNOME Shell) the lock screen background is a blurred version of whatever image is set as your default wallpaper. And for most folks, that’s fine. But if you’d rather use a different image as your lock screen background without the blur effect the lock screen normally applies (though blur is still used for the “shield”) you can do
#HowTo #GnomeExtensions #LockScreen

https://www.omgubuntu.co.uk/2023/08/change-lock-screen-wallpaper-ubuntu