Kubuntu Linux runs the the desktop as a regular user account, and so all programs launched are launched in the context of a normal user account.

To run a command-line program with superuser(root) priviledges, you normally will preceed the command with “sudo”, as shown in this example:

sudo gedit filename.txt

Kubuntu provides a graphical alternative to the sudo command that you have probably seen if you try to run any administrative tool:


You can easily and quickly run any program as root by preceeding the command with the “gksu” command. For instance, let’s launch xterm as root by hitting Alt+F2 to bring up the quick run dialog:

We’ll first see the password dialog shown above, enter your password… and there we go – we now have a terminal running as root:

Easy stuff! 

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Lowell is the founder and CEO of How-To Geek. He’s been running the show since creating the site back in 2006. Over the last decade, Lowell has personally written more than 1000 articles which have been viewed by over 250 million people. Prior to starting How-To Geek, Lowell spent 15 years working in IT doing consulting, cybersecurity, database management, and programming work.
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