If you have installed the Kubuntu desktop on top of Ubuntu or the other way around, you may want to switch from gdm to kdm, or from kdm to gdm. This is an easy thing to do.

Open a terminal window and type in the following command:

sudo dpkg-reconfigure gdm

Hit enter at the OK prompt, and then you can switch between the two easily:

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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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