lightdm command not found

Introduction

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

lightdm: command not found

or when using sudo you get the following error message

sudo: lightdm: command not found

Solutions to lightdm: command not found

How To Fix lightdm: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu lightdm is provided by lightdm package.

lightdm is:

LightDM is a X display manager that:

• Has a lightweight codebase
• Is standards compliant (PAM, ConsoleKit, etc)
• Has a well defined interface between the server and user interface
• Cross-desktop (greeters can be written in any toolkit)

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

sudo apt-get -y install lightdm

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

You can also use apt command to install lightdm.

sudo apt -y install lightdm

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

sudo aptitude install lightdm

Summary

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