To fix a Canon printer showing “Offline,” ensure it's powered on and connected to Wi-Fi or USB. Set it as the default printer in your computer's settings. Restart both the printer and PC. Update or reinstall the printer drivers. Disable “Use Printer Offline” in the printer queue settings. Check for paper jams or error messages. https://www.tripoto.com/trip/0ca9128e-8012-11f0-98f6-4201ac1d0034