MF644cwd color printer - offline

[gallovehorses]

I have trouble too frequently where printer is offline - I use an iMac.  One day it works and the next it doesn't.  Can't figure this out.

[Stephen]

Hello!

So that the Community can help you better, we will need to know more information.

Do you see any error messages?
Which version of the macOS are you using?
How do you connect to your printer (USB or WiFi)?
Any other details you'd like to give will only help the Community better understand your issue.

If you're in the United States, and this is an urgent support need, please click HERE to visit your My Canon Account to discover your personalized support options, or call 800-OK-CANON (800-652-2666) to speak with a support agent. Your printer is the Color imageCLASS MF644Cdw.

If you're outside the USA, please click HERE to find support options in your country.

Thanks, and have a great day!