MFC-5840CN
FAQs & Troubleshooting |

MFC-5840CN
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Popular
Updated:05/07/2026
These are the most viewed FAQs, ranked by popularity.
- 1.Scan and save a document in PDF format (Scan to File)
- 2.ControlCenter3 displays a blank screen at startup (Windows)
- 3.Scan multiple pages into one file instead of each scan being saved as a separate file.
- 4.When I run the Firmware update tool or the I-FAX install tool, it asks me about my internet connection method. There are two options: 'Connect directly' or 'Using proxy'. Which one should I choose?
- 5.I'm using Macintosh. What is the PreScan option used for?
Latest
These are the latest FAQs, sorted by last update date.
04/13/2026
How to identify your Operating System (OS).
02/05/2026
I cannot find a file downloaded from the Brother support website (For Windows)
04/16/2025
I cannot print from my computer via USB.
08/10/2023
Can I use my Brother printer with a 64 bit Linux distribution? (Linux)
06/27/2023
I'm using Ubuntu 23.04 on their derivatives. I cannot print from Brother Inkjet Printer. (Linux)