Practical steps (advanced, back up first):
The "Port Monitor" requires deep system access to create a communication channel. could not install canon mf port monitor
If you absolutely cannot install the Canon MF Port Monitor, you can bypass it using a . This will allow basic printing but may lose advanced features (scanning, toner levels, duplex control). Practical steps (advanced, back up first): The "Port
Third-party antivirus or firewall blocking the installation. Practical steps (advanced
Could not install the printer driver. Try to inst... - Canon Community
Fix: Could Not Install Canon MF Port Monitor (Step-by-Step Guide)