How to Install and Uninstall lightdm Package on Ubuntu 21.10 (Impish Indri)

Last updated: May 17,2024

1. Install "lightdm" package

This tutorial shows how to install lightdm on Ubuntu 21.10 (Impish Indri)


    
        
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                sudo apt update
            
                    
    
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                sudo apt install
            
                        
                lightdm
            
                    
    
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2. Uninstall "lightdm" package

This is a short guide on how to uninstall lightdm on Ubuntu 21.10 (Impish Indri):


    
        
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                sudo apt remove
            
                        
                lightdm
            
                    
    
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                sudo apt autoclean && sudo apt autoremove
            
                    
    
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3. Information about the lightdm package on Ubuntu 21.10 (Impish Indri)

Package: lightdm
Architecture: amd64
Version: 1.30.0-0ubuntu4
Priority: optional
Section: universe/x11
Origin: Ubuntu
Maintainer: Robert Ancell
Bugs: https://bugs.launchpad.net/ubuntu/+filebug
Installed-Size: 835
Provides: x-display-manager
Pre-Depends: dpkg (>= 1.15.7.2)
Depends: debconf (>= 0.5) | debconf-2.0, libc6 (>= 2.14), libgcrypt20 (>= 1.7.0), libglib2.0-0 (>= 2.39.4), libpam0g (>= 0.99.7.1), libxcb1, libxdmcp6, adduser, bash (>= 4.3), dbus, libglib2.0-bin, libpam-runtime (>= 0.76-14), libpam-modules, plymouth (>= 0.8.8-0ubuntu18)
Recommends: xserver-xorg, unity-greeter | lightdm-greeter | lightdm-kde-greeter
Suggests: bindfs
Conflicts: liblightdm-gobject-0-0, liblightdm-qt-0-0
Filename: pool/universe/l/lightdm/lightdm_1.30.0-0ubuntu4_amd64.deb
Size: 148316
MD5sum: f310da6177b4c5497b6b16a8ebf5f5a9
SHA1: d4fc0ef6a8a1c53952b5bcff8c8fc65d0a66f6f9
SHA256: 47bd9a145bc83e55c9d8e232c0f84b9153ac64cef30e01055f489727933b29f1
SHA512: 75f46e58e3e0653f95668e35f9d1389a2b0012c4cae2740473aeb827541834e1ce055d93058675c4214bb5841156b587e3377c507933bb7e19a26fe880ce619b
Homepage: https://github.com/canonical/lightdm
Description-en: Display Manager
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)
Description-md5: a04ec89b09d7becf8ba288295841fad0
Task: xubuntu-core, xubuntu-desktop, ubuntukylin-desktop, ubuntu-mate-core, ubuntu-mate-desktop, ubuntu-budgie-desktop, ubuntu-budgie-desktop-raspi