How to disable a keyboard key in Linux Ubuntu 18 04

If any of your laptop keys are making false key presses, then it is better to disable that one. So we can use an external one without any problems.

This video describes the steps to disable faulty laptop keys.

OS: Ubuntu 18.04

Commands used:


xmodmap -e ‘keycode 171=’
xmodmap -e ‘keycode 172=’
xmodmap -e ‘keycode 173=’
xmodmap -e ‘keycode 174=’


xmodmap -pke


chmod a+x disable_key


mv disable_key /usr/bin/disable_key