The Windows Print Spooler service is holding onto a corrupted queue or locking printer ports.
Some security tools block low-level port monitor installation. could not install canon mf port monitor
: Orphaned entries from previous failed installations blocking new resources. The Windows Print Spooler service is holding onto
Click "The printer that I want isn't listed" and follow the prompts to add a local printer using the USB or IP address port. How to Prevent Future Port Monitor Errors could not install canon mf port monitor