MFC-7840WR
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FAQs & Troubleshooting |

MFC-7840WR
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Popular
Updated:03/03/2021
These are the most viewed FAQs, ranked by popularity.
- 1.I installed the Full Driver & Software Package, but some applications were not installed. (For Windows 10)
- 2.The error message "No Supported Devices Found" appears on the Brother iPrint&Scan screen (mobile device).
- 3.How do I clean white or black spots on printed documents?
- 4.I cannot install Brother drivers on Debian 10 (Linux)
- 5.Change the printer driver settings (Windows/macOS)
Latest
These are the latest FAQs, sorted by last update date.
02/03/2021
The error message "No Supported Devices Found" appears on the Brother iPrint&Scan screen (mobile device).
22/02/2021
What is the difference between the PC-FAX sending driver and the FAX modem driver? (Linux)
19/02/2021
I cannot print using my Brother machine on a wired network. (Windows/macOS)
17/02/2021
Set up your Brother machine on a wireless network.
16/02/2021
I cannot print using my Brother machine on a wireless network (Mac)
Information
- Windows 10 Compatibility
If you upgrade from Windows 7 or Windows 8.1 to Windows 10, some features of the installed drivers and software may not work correctly. Please uninstall all drivers and software in Windows 7 or Windows 8.1 before upgrading to Windows 10.