MFC-9420CN
FAQs & Troubleshooting |

MFC-9420CN
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Popular
Updated:06/22/2026
These are the most viewed FAQs, ranked by popularity.
- 1.Why do paper jams occur when feeding envelopes?
- 2.Printouts have wrinkles or creases.
- 3.When I try to scan to OCR I get an error message saying "This feature is not available because there is no OCR Software installed".
- 4."No TR Roller" error appears on the LCD. What should I do?
- 5.Vertical black lines or streaks appear on the printout.
Latest
These are the latest FAQs, sorted by last update date.
06/01/2026
How to identify your Operating System (OS).
02/05/2026
I cannot find a file downloaded from the Brother support website (For Windows)
08/10/2023
Can I use my Brother printer with a 64 bit Linux distribution? (Linux)
06/27/2023
Uninstall the drivers. (Mac OS X 10.6 - macOS 12)
06/01/2023
Delete print jobs from the print queue.