In the following article you will learn how to disable GUI on boot in Ubuntu 20.04 Focal Fossa Linux Desktop.
In this tutorial you will learn:
- How to disable GUI on boot
- How to enable GUI on boot
- How to how to start GUI from command line
Software Requirements and Conventions Used
Category | Requirements, Conventions or Software Version Used |
---|---|
System | Installed Ubuntu 20.04 or upgraded Ubuntu 20.04 Focal Fossa |
Software | N/A |
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 |
How to disable GUI on boot in Ubuntu 20.04 step by step instructions
- The following command will disable GUI on boot hence upon the reboot the system will boot into multi user target:
$ sudo systemctl set-default multi-user
- Reboot or log out from a current session to exit GUI:
$ gnome-session-quit
How to enable GUI to start on boot
Given that you have installed GUI on your Ubuntu 20.04 Server/Desktop you can enable the system to start to GUI by execution of the following command:
$ sudo systemctl set-default graphical
Start GUI manually from a command line
For a GNOME GUI installations using GDM
as a default display manager you can start GUI from a command line by executing the bellow command:
$ sudo systemctl start gdm3