
CodePudding user response:
When you change, should first close lightdm services, sudo service lightdm stop, then use the command line modification, and open lightdm after service,

CodePudding user response:
When you change, should first close lightdm services, sudo service lightdm stop, then use the command line modification, and open lightdm after service,Page link:https//www.codepudding.com/os/68364.html