MFC-7420
FAQs & Troubleshooting |

MFC-7420
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Popular
Updated:03/07/2026
These are the most viewed FAQs, ranked by popularity.
- 1.I'm using Mac OS X 10.4/10.5 and installed Adobe® Photoshop® CS3, but my scanner is not detected in Photoshop CS3 although I can scan with ControlCenter2 or other applications. What should I do?
- 2.The error message "Invalid format for short nick name" appears when printing a document. (Mac OS X 10.5 or greater)
- 3.The error message "No Supported Devices Found" appears on the Brother iPrint&Scan (mobile device).
- 4.I'm trying to install the driver with network settings, but the installation wizard is not able to locate the Brother machine on my network, I'm getting the message "No devices could be found over the network".
- 5.I'm using Windows® NT4/ 2000 and Windows® XP. I want to use a name from my address book to send a FAX. The address book is stored on a network share and when I try to access the address book I can not open it.
Latest
These are the latest FAQs, sorted by last update date.
01/06/2026
How to identify your Operating System (OS).
05/02/2026
I cannot find a file downloaded from the Brother support website (For Windows)
30/07/2025
I'm using Voice Over Internet Protocol (VoIP) and am having problems receiving faxes.
16/04/2025
I cannot print from my computer via USB.
19/06/2024
I cannot install the fax driver (brmfcfaxdrv) in Fedora 40 or later, or in its derivatives. (Linux)