
Locking the screen discourages people from accessing an unattended computer. All applications and work remain open while the screen is locked, and the selected screensaver is displayed.
The screen can be locked in one of the following ways:
Press → → .
Press Alt+Ctrl+L.
.
in an empty space on the desktop and choose
Change lock screen shortcut
Keyboard shortcuts can be changed in System Settings under the Keyboard & Mouse. To access these settings, go to Menu Bread Crumbs. Select Global Keyboard Shortcuts, in the KDE™ component drop-down, select Run Command Interface, and locate Lock Session.
Adding a lock screen button to the panel
A button can be added to the Panel for quick and easy screen locking. the Panel, select , select , and drag it to the proper location on the Panel.
To unlock the screen, move the mouse or press a key. Enter the password, and either press the Return key or press the button.
If more than one person has a user account on the computer and the screen is locked by one user, other users can press the button to unlock the screen for their own accounts. They will not be able to access currently-open work in locked accounts. Users with locked screens can switch back to their own accounts and unlock their screens when the computer becomes available.