To uninstall xss-lock just follow these instructions.
sudo apt-get remove xss-lock
This will remove just the xss-lock package itself.
sudo apt-get remove --auto-remove xss-lock
This will remove the xss-lock package and any other dependant packages which are no longer needed.
If you also want to delete your local/config files for xss-lock then this will work.
sudo apt-get purge xss-lock
Or similarly, like this xss-lock
sudo apt-get purge --auto-remove xss-lock
|Maintainer||Ian Campbell <email@example.com>|
|Description||invoke external screen lock in response to XScreenSaver events out to an external screen locker in order to lock the screen.|