FAQs & Troubleshooting
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MFC-L3750CDW
339 Results
1.
(Video) Replace the Toner Cartridge
2.
Replace the Drum Unit
3.
Replace the Waste Toner Box
4.
Setup a Brother machine on a wireless (Wi-Fi) network.
5.
I updated my Windows 11 PC through Windows Update and I can no longer Print, Scan or Fax from my PC.
6.
Change the printer driver settings (Windows/macOS)
7.
Toner Low
8.
The error message "No Supported Devices Found" appears on the Brother iPrint&Scan screen (mobile device).
9.
What is the default password for my Brother network card, BRAdmin, Remote Setup or Web Based Management?
10.
How to identify your Operating System (OS).
11.
Print on Both Sides of the Paper Automatically (Automatic 2-sided Printing)
12.
Paper is Jammed in the Back of the Machine
13.
No Toner
14.
The color of your printouts is not what you expected
15.
Adjust color settings by using the custom setting in the printer driver
16.
The scanned data is attached to an E-mail application which I do not use regularly, or the error message indicating no default E-mail application is registered on my computer (CC4-121-[error code]) when trying to scan a document directly into my E-mail application using ControlCenter4 or the SCAN key on my Brother machine.
17.
I cannot repair the wired or wireless connection using the Network Connection Repair Tool (Windows)
18.
I still receive the error message "Replace Drum", "Drum End Soon" or "Drum Stop" after I replace the drum unit with a new one.
19.
Toner scatter or toner stain
20.
Paper is Jammed Inside the Machine
21.
Brother iPrint&Scan cannot find my Brother machine (macOS)
22.
Drum !
23.
Paper is Jammed in the Paper Tray
24.
Replace PF Kit xx
25.
Add your Brother machine with AirPrint (macOS)
26.
I cannot print using my Brother machine on a wireless network (Mac)
27.
Calibrate Colour Output
28.
Cover is Open
29.
Print the Network Configuration Report
30.
The printer status is Offline or Paused.