How To Force Log Out Other Users On Ubuntu

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In this tip, we will see how to use the Terminal to force a user to log out of a Ubuntu host and kill all its running processes as well as its login shells.

Launch the Terminal and issue this command:

pkill -KILL -u UserID

Replace "UserID" with the username of the user you want to force its logout.

Note: this tip is also applicable on other Linux-based distributions.