MFC-L3720CDW
FAQs & Troubleshooting |

MFC-L3720CDW
Search by Keyword(s)
Categorized
How To / Troubleshooting
Setup / Settings
Consumables & Accessories / Routine Maintenance
Others
Popular
Updated:14/04/2026
These are the most viewed FAQs, ranked by popularity.
- 1.The message "Retry Updating by USB", "Retry by USB" or "Try updating by Firmware Update tool." appears on the machine's LCD when the machine is turned on.
- 2.Set Telephone Line Compatibility for Interference and VoIP Systems
- 3.Toner Low
- 4.Cannot Print ##
- 5.(Video) Paper is Jammed in the Back of the Machine
Latest
These are the latest FAQs, sorted by last update date.
13/04/2026
How to identify your Operating System (OS).
02/04/2026
Uninstall the Brother Software and Drivers (Windows)
18/03/2026
I cannot print a test page after installing the printer driver. (Windows)
09/03/2026
I cannot install the printer driver or print in Windows 11.
05/02/2026
I cannot find a file downloaded from the Brother support website (For Windows)
