MFC-7840N
FAQs & Troubleshooting |

MFC-7840N
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Popular
Updated:27.04.2026
These are the most viewed FAQs, ranked by popularity.
- 1.Unable to print or scan when using Brother iPrint&Scan from my Android™ mobile device.
- 2.The printer status is Offline or Paused.
- 3.Scan from the Brother iPrint&Scan application using Windows Phone.
- 4.Which connection can I use to print from my device (iPhone, iPod touch, iPad) using the Brother iPrint&Scan?
- 5.Can I print from and scan to iPhone, iPod touch and iPad?
Latest
These are the latest FAQs, sorted by last update date.
13.04.2026
How to identify your Operating System (OS).
05.02.2026
I cannot find a file downloaded from the Brother support website (For Windows)
19.01.2026
I can print but cannot scan via network. (For Mac)
05.11.2025
I cannot find some option in the Printing preferences. (For Windows)
30.07.2025
I'm using Voice Over Internet Protocol (VoIP) and am having problems receiving faxes.