FAQs & Troubleshooting
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MFC-9840CDW
363 Results
1.
The error message "No Supported Devices Found" appears on the Brother iPrint&Scan screen (mobile device).
2.
I cannot connect to the printer via Wi-Fi Direct using the Brother Print Service Plugin (Android™ 12 or later).
3.
I installed the Full Driver & Software Package, but some applications were not installed. (For Windows 10)
4.
Can I connect a telephone on the same line as the Brother machine in Fax/Tel Mode?
5.
I am using Safari in Mac OS X. When I created a CSR or a Self-signed Certificate using the IP address to configure the "Common Name" and I try to access the Print Server using Safari with SSL communication, Safari issues an alert.
6.
Duplex (two-sided) scan
7.
What is Brother iPrint&Scan?
8.
Unable to print or scan when using Brother iPrint&Scan from my Windows Phone® mobile device.
9.
Unable to print or scan when using Brother iPrint&Scan from my Android™ mobile device.
10.
Can I print from or scan to Android™ Smartphone?
11.
I just replaced the toner cartridge and the LCD continues to display the message "Toner Life End" or "Replace Toner".
12.
When I try to scan the document, the scanner application crashes. (OS X 10.11)
13.
When I send a fax from the machine, an error "not register." or "not registered." is displayed.
14.
I'm trying to scan through the Citrix Presentation Server™ 4.0. What should I note?
15.
I'm using Mac OS X 10.4 Tiger. I cannot scan after installing the scanner driver.
16.
What is Distinctive Ring and how do I program it?
17.
Replace the drum unit.
18.
My printed documents are incomplete or a blue screen appears when printing or using PC-FAX after a Windows 10 update (March 2021)
19.
I still receive the error message "Replace Parts Drum" or "Drum End Soon" after I replace the drum unit with a new one.
20.
I print mainly black and white documents. How can I stop the life of my color toner cartridges from decreasing when I print?
21.
What is the default user name and password for my Brother network card, BRAdmin, Remote Setup or Web Based Management?
22.
Can I reduce the size of a received fax to fit the size of the paper in the Brother machine?
23.
How do I factory reset the print server?
24.
I cannot view scanned images that I saved to iCloud from iPhone / iPod touch or iPad using the Brother iPrint&Scan.
25.
Discover the MAC address of the Brother network card
26.
Can I print from and scan to iPhone, iPod touch and iPad?
27.
The printer status is Offline or Paused.
28.
Scan and save a document in PDF format (Scan to File)
29.
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?
30.
Is there an XML Paper Specification Printer Driver for Windows XP or Windows Server 2003?