MFC-9970CDW
FAQs & Troubleshooting |

MFC-9970CDW
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Popular
Updated:24.07.2026
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.I installed the Full Driver & Software Package, but some applications were not installed. (For Windows 10)
- 3.Curled or wavy
- 4.The error message "No Supported Devices Found" appears on the Brother iPrint&Scan screen (mobile device).
- 5.The scanned data is attached to an E-mail application which I do not use regularly, or the error message indicating no default E-mail application is registered on my computer (CC4-121-[error code]) when trying to scan a document directly into my E-mail application using ControlCenter4 or the SCAN key on my Brother machine.
Latest
These are the latest FAQs, sorted by last update date.
01.06.2026
How to identify your Operating System (OS).
08.05.2026
Uninstall the Brother Software and Drivers (Windows)
09.03.2026
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.
03.03.2026
I cannot change the ControlCenter4 user interface from Advanced Mode to Home Mode because I cannot find the "Mode Select" option.
