FAQs & Troubleshooting
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MFC-7840W
313 Results
1. 14/05/2025
I cannot print using my Brother machine on a wired network. (Windows / macOS)
2. 14/05/2025
I cannot print from my computer via USB.
3. 14/05/2025
I can print but cannot scan via network. (For Mac)
4. 12/02/2025
Find the Wireless Security Information (e.g. SSID, Network key etc.) for Mac OS X 10.10.5 or greater
5. 18/12/2024
How to identify your Operating System (OS).
6. 13/11/2024
The error message "No Supported Devices Found" appears on the Brother iPrint&Scan screen (mobile device).
7. 13/11/2024
I cannot find my Brother printer in Mopria™ Print Service (MPS) or Brother Print Service Plugin app after updating the app. (Android™)
8. 10/07/2024
I cannot install the fax driver (brmfcfaxdrv) in Fedora 40 or later, or in its derivatives. (Linux)
9. 13/06/2024
I cannot install the scanner driver (brscan5) in Fedora 40 or later. (Linux)
10. 13/03/2024
I cannot print using my Brother machine on a wireless network (Mac)
11. 14/02/2024
I cannot install Scan-key-tool in Ubuntu 23.10 or later, or in its derivatives. (Linux)
12. 14/12/2023
Discover the MAC address of the Brother network card
13. 14/12/2023
"ControlCenter needs to be updated." - macOS 10.15 Catalina
14. 08/11/2023
How to scan a document from a Windows application?
15. 08/11/2023
How to scan a document from a Windows application?
16. 13/09/2023
Can I use my Brother printer with a 64 bit Linux distribution? (Linux)
17. 12/07/2023
Uninstall the drivers. (Mac OS X 10.6 - macOS 12)
18. 21/06/2023
I cannot connect to the printer via Wi-Fi Direct using the Brother Print Service Plugin (Android™ 12 or later).
19. 21/06/2023
Delete print jobs from the print queue.
20. 26/04/2023
I cannot print using my Brother machine on a wireless network (Windows)
21. 26/04/2023
Install the built-in drivers (For Windows 8 and Windows 10)
22. 26/04/2023
Change the printer driver settings (Windows / macOS)
23. 26/04/2023
Open the Status Monitor
24. 19/04/2023
The network scanning feature does not work when pressing the scan key on my Brother machine control panel. (For Windows)
25. 19/04/2023
"Offline" appears on the Status Monitor.
26. 19/04/2023
I cannot find the destination computer on the network when I try to scan a document using the machine's Scan key or control panel.
27. 19/04/2023
Open "Scanners and Cameras" and Properties.
28. 19/04/2023
I can print but cannot scan via network. (For Windows)
29. 19/04/2023
The printer status is Offline or Paused.
30. 15/03/2023
Find the Wireless Security Information (e.g. SSID, Network key etc.) for Windows