MFC-9340CDW
FAQs & Troubleshooting |

MFC-9340CDW
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Popular
Updated:08/28/2026
These are the most viewed FAQs, ranked by popularity.
- 1.I updated my Windows 11 PC through Windows Update and I can no longer Print, Scan or Fax from my PC.
- 2.Print on both sides of the paper (2-sided/duplex Printing).
- 3.2-sided (duplex) scan
- 4.Replace Drum
- 5.The error message "No Supported Devices Found" appears on the Brother iPrint&Scan screen (mobile device).
Latest
These are the latest FAQs, sorted by last update date.
06/01/2026
How to identify your Operating System (OS).
05/08/2026
Uninstall the Brother Software and Drivers (Windows)
03/09/2026
I cannot install the printer driver or print in Windows 11.
03/03/2026
When I attempt to launch ControlCenter4, the application will not open or only opens a partial or blank window with no scan options.
02/05/2026
I cannot find a file downloaded from the Brother support website (For Windows)
