FAQs & Troubleshooting
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MFC-L3755CDW
163 Results
Note: “*” indicates that the content is from the Online User’s Guide.
31.
Can I use non-Brother or third party supplies with the Brother machine?
32.
I cannot repair the wired or wireless connection using the Network Connection Repair Tool (Windows)
33.
Set up a Brother machine and your mobile device on a wireless (Wi-Fi) network
34.
Find the Wireless Security Information (e.g. SSID, Network key etc.) for Windows
35.
What is the default password for my Brother machine?
36.
Add your Brother machine with AirPrint (macOS)
37.
Set Telephone Line Compatibility for Interference and VoIP Systems
38.
Media Type Mismatch or Media Mismatch
39.
No Paper / No Paper Tray1/Tray2/MP Tray
40.
(Video) Paper is Jammed in the 2-sided Tray
41.
(Video) Paper is Jammed inside the Machine
42.
(Video) Paper is Jammed in the Paper Tray
43.
Colored spots at 75 mm (3.0 in.) intervals or at 29 mm (1.1 in.) intervals
44.
I cannot connect my machine to a Windows 11 computer via USB.
45.
When accessing Web Based Management via HTTPS, I get a security warning that the connection is not private or that the site is not secure.
46.
The driver installation finished successfully but I cannot print. (Linux)
47.
Important points for specifying the scan area (Linux)
48.
How to use Scan-key-tool features. (Scan-to-File, Scan-to-Image or Scan-to E-mail) (Linux)
49.
Firewall port requirements of the Scan Key Tool (Linux)
50.
Install your Brother machine's software from the supplied installation disc or from Full Driver Package. (Windows)
51.
The message "Retry Updating by USB" or "Retry by USB" appears on the machine's LCD when the machine is turned on.
52.
Printed pages are compressed, horizontal stripes appear, or characters in the top, bottom, left and right margins are cut off.
53.
Missing thin lines in images
54.
Toner scatter or toner stain
55.
I cannot use Gmail for Email functions (such as Scan-to-Email) and Internet Fax (I-Fax)
56.
A security warning appears when accessing Web Based Management via HTTPS.
57.
I cannot print full-page photos or images using Email Print.
58.
I cannot print or scan via USB on Debian 11 or later, Ubuntu 20.04 or later and on their derivatives (Linux)
59.
Configure and use PC-FAX (CUPS) (Linux)
60.
Configure the Scan to Email Feature (Linux)