How to run a Linux graphical application as root

The gksu utility can be used to launch a graphical application using the su permissions.

 gksu is not installed by default but it can be easily installed using the following command in a terminal (Ubuntu example):

 sudo apt-get install gksu

 Once gksu is installed, start the graphical application using the following command:

 gksu application_name

 Examples:

 gksu firefox - Starts the Firefox browser

 gksu thunar - Start the Ubuntu File Manager

 gksu gedit - Start a text editor

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