For the Canon ImageClass MF644CDW, press Menu, Management Settings, Initialize all data/settings. Accept the prompt stating everything will be deleted (essentially a factory reset). Even resetting to factory default no longer works on my printer so t...
Re: Image class 644cdw. This printer has given me a headache since the day I purchased it. It intermittently puts itself offline and won't print. 2 weeks ago I waited for 2 hours to speak to a customer Service rep and we did a factory reset. The prin...
