HP Deskjet 2050 printer cartridges 122 not recognized, light flashes
The HP Deskjet 2050 printer cartridges are loaded with ink, both black and white and color, and they are not printing.
The HP Deskjet 2050 printer has a driver installation and does not recognize the black and color cartridges.
The way to resolve this issue is to press the power button and cancel at the same time, then press the power button for two seconds, then release the power button and then release the cancel button.
Resetting the HP 21, 22, or 662 cartridges may be a solution.