How to display a picture on the main menu

To display a picture in the main menu, go to MAINTENANCE > SYSTEM SETUP > INTERFACE, either double click the Desktop Picture File of click the small box at the end of that field to choose the file interactively, the file should be in 800x600 for a full picture to be displayed on the desktop, the file format can be JPG, BMP or similar picture format. Make sure the picture file name or path conforms to the standard DOS convention with 8 characters or less and no spaces in either the file name or the path name.