DCP-J774DW
FAQs & Troubleshooting |

DCP-J774DW
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Popular
Updated:22/10/2026
These are the most viewed FAQs, ranked by popularity.
- 1.The error message "No Supported Devices Found" appears on the Brother iPrint&Scan screen (mobile device).
- 2.I updated my Windows 11 PC through Windows Update and I can no longer Print, Scan or Fax from my PC.
- 3.(Video) Load A4/Letter paper
- 4.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.
- 5.Update your machine's firmware using Brother iPrint&Scan (Android / iOS)
Latest
These are the latest FAQs, sorted by last update date.
16/10/2026
Ink is still wet after printing on Glossy Paper and even after ink dries, smudges appear.
16/10/2026
When choosing greyscale printing in the printer driver, does this use only the black ink or all the ink cartridges to produce the greyscale image?
16/10/2026
Glossy Paper does not feed correctly.
16/10/2026
Paper Jam
14/10/2026
I get notifications about Intel-based apps on my Mac with Apple silicon.

