HP printer error 79 is a biggest problem on HP printers. One of the most irritating moments would be the time when the user is using a printer, and an error appears. Before the user can fix the error 79 on the printer, it’s great to understand the issues so that next time it shows up, the user is ready for it because they know exactly where it’s coming from. Error 79 is exposed on the HP printer’s control panel in two modes:
• Error 79 switches off then on
• Error 79 service error switches off then on
• Indicating an incompatible DIMM was probably installed.