The Setup panel allows you to add the 'Gds Revision History' right menu entry to any file type that you want. The panel can be access using clicking on the "Settings.." link at the bottom of the revision list or clicking on the icon link which is installed on the desktop .The layout of the panel is the following.

On the left you'll see the list of file types installed on your system. The check box on the left of the name let you enable/disable the Gds Revision History menu entry for this file. Once you select a file type on the left, on the right you'll see the list of extension associate with it. These are the extension for which the 'Gds Revision History' entry will appear in the right click menu.

Note finally that Gds stores only text information associate with the file, therefore is not worthed to enable the 'Gds Revision History' Menu for not text based files, such as Images (.jpg, bmp, tiff etc.. ) or executable ( .exe, .com )