I'm afraid the answer is to replace the printer. I have tried everything, but the error code won't go away. Next purchase for me - anything but a Canon printer!
I'm using Word on a Windows 10 PC. Thanks for your help. Word's print menu gives me the option of omitting the return address and I cannot un-check that box.
Count me as having an MX870 that's best used as a boat anchor! I have tried everything that's recommended. No luck.Even Canon Customer Service wouldn't work. Their voicemail system told me I was out of luck - unless I wanted to PAY for customer se...