The objective is to install MATE desktop as an alternative desktop environment on Ubuntu 20.04 Focal Fossa Desktop/Server Linux.

In this tutorial you will learn:
  • How to install tasksel
  • How to install MATE desktop
  • How to switch to lightdm display manager
  • How to login to MATE desktop
MATE desktop on Ubuntu 20.04 Focal Fossa Linux
MATE desktop on Ubuntu 20.04 Focal Fossa Linux

Software Requirements and Conventions Used

Software Requirements and Linux Command Line Conventions
Category Requirements, Conventions or Software Version Used
System Installed or upgraded Ubuntu 20.04 Focal Fossa
Software tasksel
Other Privileged access to your Linux system as root or via the sudo command.
Conventions # - requires given linux commands to be executed with root privileges either directly as a root user or by use of sudo command
$ - requires given linux commands to be executed as a regular non-privileged user

Install MATE desktop on Ubuntu 20.04 step by step instructions

  1. We will be using the tasksel command to install MATE desktop. In case the tasksel command is not available on your system you can install it by:
    $ sudo apt install tasksel
    

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  3. Execute the following command to begin the MATE desktop installation:
    $ sudo tasksel install ubuntu-mate-desktop
    OR
    $ sudo tasksel install ubuntu-mate-core 
    
    MATE desktop installation command on Ubuntu 20.04
    MATE desktop installation command on Ubuntu 20.04
    Wait for tasksel to complete the MATE desktop installation
    Wait for tasksel to complete the MATE desktop installation
  4. Set lightdm as a default display manager:
    $ sudo dpkg-reconfigure lightdm
    
    Use dpkg-reconfigure to set lightdm as a default display manager
    Use dpkg-reconfigure to set lightdm as a default display manager


  5. Lightdm configuration information
    Lightdm configuration information
    Use TAB to select lightdm and hit ok button
    Use TAB to select lightdm and hit ok button
  6. Reboot your Ubuntu 20.04 system:
    Reboot your Ubuntu 20.04 system
    Reboot your Ubuntu 20.04 system
  7. Select Desktop session as MATE:
    Open Desktop session selection menu
    Open Desktop session selection menu
    Select MATE Desktop, enter your password and hit login button
    Select MATE Desktop, enter your password and hit login button
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