If you are on a compatible legacy system or using a workaround: Canon Support | Software and Drivers | Canon U.S.A., Inc.
Here’s a sample post you could use on a forum, tech support site, or social media when searching for the : canon f91 5800 driver
Users search for "canon f91 5800 driver" because their printer displays while the physical printer chassis says "5800" (e.g., Canon PIXMA MG5720, MG5750, or TS5800). If you are on a compatible legacy system
| Symptom | Likely Driver Cause | Solution | |--------|-------------------|----------| | Prints blank labels | Wrong media type selected (thermal transfer vs direct thermal) | Re-run driver config, set correct media mode | | Skips every other label | Incorrect label gap sensor setting | Calibrate sensor via driver’s "Tool" tab | | Printer spools but doesn’t print | Port mismatch (USB vs. IP changed) | Update port in Printer Properties → Ports | | Half the label prints | Paper size not saved in driver | Set custom size under Printing Preferences → Advanced | IP changed) | Update port in Printer Properties
If you are struggling with drivers on a modern PC, you might consider an upgrade to the CanoScan LiDE 300