Uninstall

Karabiner-Elements provides built-in uninstaller.
Use the uninstaller to remove Karabiner-Elements from your system.

You can launch the uninstaller from “Launch uninstaller” button on Uninstall tab.

Then, follow the instruction of the dialog. (The uninstaller ask your administrator password in order to remove files.)

Uninstall from command line

If you don’t want to use above GUI, you can also uninstall Karabiner-Elements from command line.

bash '/Library/Application Support/org.pqrs/Karabiner-DriverKit-VirtualHIDDevice/scripts/uninstall/deactivate_driver.sh'
sudo '/Library/Application Support/org.pqrs/Karabiner-Elements/uninstall.sh'

(Administrator password is required to run the above command.)

Advanced topic

Operation not permitted error will occur if you try removing files by rm command.

sudo rm -rf /Applications/Karabiner-Elements.app
rm: /Applications/Karabiner-Elements.app/Contents: Operation not permitted
rm: /Applications/Karabiner-Elements.app: Operation not permitted

Karabiner-Elements forces you to use uninstaller to remove files in order to ensure remove files outside /Applications.

See Installed files to confirm the files.

Manual uninstallation

If you want to remove files without uninstaller, unlock app files from command line with this instruction.

And then, remove installed files by hand, and reboot your Mac.