MFC-7420
FAQs & Troubleshooting |

MFC-7420
Search by Keyword(s)
Categorized
How To / Troubleshooting
Setup / Settings
Consumables & Accessories / Routine Maintenance
Others
Popular
Updated:08/07/2026
These are the most viewed FAQs, ranked by popularity.
- 1.Scan and save a document in PDF format (Scan to File)
- 2.I cannot use the Scan to E-mail with Outlook2003 or Outlook2007 after updating ControlCenter3. The error message "command line argument is invalid" appears. What can I do?
- 3.Printing on thick paper or transparencies.
- 4.I'm using Windows. When I try to Scan to E-mail I get an error saying "the command line argument is not valid. Verify the switch you are using". What should I do?
- 5.Scan to Email does not work with Outlook2002, Outlook2003 or Outlook2007. What can I do?
Latest
These are the latest FAQs, sorted by last update date.
06/01/2026
How to identify your Operating System (OS).
02/05/2026
I cannot find a file downloaded from the Brother support website (For Windows)
07/30/2025
I'm using Voice Over Internet Protocol (VoIP) and am having problems receiving faxes.
04/16/2025
I cannot print from my computer via USB.
06/19/2024
I cannot install the fax driver (brmfcfaxdrv) in Fedora 40 or later, or in its derivatives. (Linux)