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X Server

Enable Ctrl+Alt+Backspace on Ubuntu 24.04 to Kill the X Server

How to re-enable the Ctrl+Alt+Backspace keyboard shortcut to terminate the X server on Ubuntu 24.04, with methods for GNOME, Xfce, and the command line.

Restart X and Reset Your Desktop Session on Ubuntu Without Rebooting

Multiple methods to restart the X server, reset a frozen desktop session, and recover from display manager crashes on Ubuntu 24.04 without a full reboot.