Could not install the printer driver. Try to inst... - Canon Community
: Ensure you are running the driver installer by right-clicking the file and selecting Run as administrator Disable Security Software : Temporarily turn off your antivirus and Windows Defender Controlled Folder Access , as these can block the installation of new port monitors. Perform a Clean Reinstall Uninstall current software could not install canon mf port monitor
Select (for network printers) or Standard TCP/IP Port , then click New Port . Follow the prompts to enter your printer’s IP address . 3. Check for Security Software Interference Could not install the printer driver
Fix: Could Not Install Canon MF Port Monitor (Step-by-Step Guide) Perform a Clean Reinstall Uninstall current software Select
This is the most common fix.
Here is a step-by-step guide to resolve the error.
The port monitor installer must write to C:\Windows\System32\spool . If permissions are restricted, it fails silently then shows the error.