Q. Chip of compatible toner cartridge can't be recognized
A. If your printer runs smoothly and you want to continue using G&G or any other third-party high cost-effective products in the future, we recommend you to turn off automatic upgrade function to say no to firmware upgrades.
Q. Will compatible laser toner cartridges damage my machine?
A. No, and we guarantee it. Your printer, fax or copier should produce quality print jobs with either new or remanufactured toner cartridges. If your machine does break down and the repair proves to be cartridge related, our customer dept. will check and offer credit for repairing the machine.
Q. Will the environment factor affect the printing quality of compatible toner cartridges?
A. The best storing temperature for cartridges to obtain best printing quality is 10- 33 centigrade, 20-80% humidity. If storing in high or low temperature/humidity for long time the printing performance will definitely affect.