If you are facing the issue of “Canon Printer Offline”, there can be multiple reasons for it. The printer and computer may not be able to communicate due to various causes. The steps mentioned in the article I will help you resolve the issue and possibly identify the cause. The article suggests verifying printer power, selecting the appropriate printer, power cycling the printer, checking Wi-Fi® communication, rebooting router/modem, rebooting computer, troubleshooting network communication issues with the printer, and reinstalling the printer driver.