MFC-640CW
 |
FAQs & Troubleshooting |
MFC-640CW
Search by Keyword(s)
Categorized
How To / Troubleshooting
Setup / Settings
Consumables & Accessories / Routine Maintenance
Others
Popular
Updated:16/03/2026
These are the most viewed FAQs, ranked by popularity.
- 1.The error message "Invalid format for short nick name" appears when printing a document. (Mac OS X 10.5 - 10.8)
- 2.I get an error "Print Queue is stopped". (Mac OS X 10.2 - 10.4)
- 3.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?
- 4.The printer status is Offline or Paused.
- 5.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?
Latest
These are the latest FAQs, sorted by last update date.
05/02/2026
I cannot find a file downloaded from the Brother support website (For Windows)
19/01/2026
I can print but cannot scan via network. (For Mac)
16/04/2025
I cannot print using my Brother machine on a wired network. (Windows/macOS)
16/04/2025
I cannot print from my computer via USB.
05/02/2025
Find the Wireless Security Information (e.g. SSID, Network key etc.) for Mac OS X 10.10.5 or greater