MFC-420CN
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FAQs & Troubleshooting |
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Updated:07/15/2025
These are the most viewed FAQs, ranked by popularity.
- 1.I suddenly can no longer print. My machine is connected locally by USB. Why and what can I do?
- 2.The error message "No Supported Devices Found" appears on the Brother iPrint&Scan (mobile device).
- 3."How do I clear the message Unable to..." ( "Unable to Change" "Unable to Clean" "Unable to Init" "Unable to Print" "Unable to Scan" )?
- 4.My printed documents are incomplete or a blue screen appears when printing or using PC-FAX after a Windows 10 update (March 2021)
- 5.Pre-Required Procedures (Linux)