HL-4040CDN
FAQs & Troubleshooting |

HL-4040CDN
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Popular
Updated:24/07/2026
These are the most viewed FAQs, ranked by popularity.
- 1.I just replaced the toner cartridge and the LCD continues to display the message "Toner Life End" or "Replace Toner".
- 2.The error message "No Supported Devices Found" appears on the Brother iPrint&Scan (mobile device).
- 3.I don't think I got the full yield from my high-yield toner cartridge but the message "Toner Life End" or "Replace Toner" is displayed on the machine or the LED is on or flashing.
- 4.My printed documents are incomplete or a blue screen appears when printing or using PC-FAX after a Windows 10 update (March 2021)
- 5.What is the BRAdmin Professional software used for?
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)
05/11/2025
I cannot find some option in the Printing preferences. (For Windows)
02/07/2025
'Get More Info' option in Windows 2000 is not working with IPP. What should I do?
16/04/2025
I cannot print using my Brother machine on a wired network. (Windows/macOS)