ahmed@ahmed-PC:~$ ls -al  /usr/share/app-install/desktop/light-locker-settings:light-locker-settings.desktop
-rw-r--r-- 1 root root 493 أكت 13  2014 /usr/share/app-install/desktop/light-locker-settings:light-locker-settings.desktop
ahmed@ahmed-PC:~$