kmdaemon command not found

In this troubleshooting guide we learn how to fix kmdaemon command not found error message

Introduction

When you run more command in linux terminal / console, you get the following error message

kmdaemon: command not found

or when using sudo you get the following error message

sudo: kmdaemon: command not found

In Ubuntu kmdaemon is provided by kylin-display-switch package.

kylin-display-switch is:

Kylin Display Switch is a Gui tool managing display output. Super_L + P are utilized to activate display switching.

It also monitors CapsLock and NumLock key, when these buttons are clicked, corresponding reminder will popper up.

To fix this problem, we can install more using the command below.

sudo apt-get -y install kylin-display-switch

This command might take some time to finish depending on your machine internet connection.

You can also use apt command to install kylin-display-switch.

sudo apt -y install kylin-display-switch

Or if you have aptitude installed you can use the following command.

sudo aptitude install kylin-display-switch

In this tutorial we learn how to fix kmdaemon command not found error in Ubuntu / Debian / Kali Linux or Raspbian distribution.