FAQs & Troubleshooting
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MFC-7840N
288 Results
1.
I installed the Full Driver & Software Package, but some applications were not installed. (For Windows 10)
2.
My printed documents are incomplete or a blue screen appears when printing or using PC-FAX after a Windows 10 update (March 2021)
3.
The error message "No Supported Devices Found" appears on the Brother iPrint&Scan screen (mobile device).
4.
Unable to print or scan when using Brother iPrint&Scan from my Windows Phone® mobile device.
5.
Unable to print or scan when using Brother iPrint&Scan from my Android™ mobile device.
6.
Cannot print after a Windows 10 update (June 2020)
7.
I cannot print using my Brother machine on a wired network. (Windows/macOS)
8.
I installed drivers from the bundled CD-ROM but I cannot print. (Mac OS X 10.5 or greater)
9.
The error message "Invalid format for short nick name" appears when printing a document. (Mac OS X 10.5 or greater)
10.
When I try to scan the document, the scanner application crashes. (OS X 10.11)
11.
What driver package format is supported by my Linux distribution?
12.
When I try to scan using ControlCenter4 or ControlCenter3 for Windows, I receive the error message "Error CC3-202.", "Error CC4-202", "Error CC3-205" or "Error CC4-205.
13.
When I try to scan a document using ScanSoft™ PaperPort™ 11SE, I can not scan from the ADF (automatic document feeder) with WIA driver.
14.
The printer status is Offline or Paused.
15.
ControlCenter3 displays a blank screen at startup (Windows)
16.
Can I print from or scan to Android™ Smartphone?
17.
When I try to scan to OCR I get an error message saying "This feature is not available because there is no OCR Software installed".
18.
The message "[file name] can't be opened because it is from an unidentified developer." appears on OS X v10.8.x.
19.
A margin appears on the right side of the scanned document when using the Brother iPrint&Scan application on my Android™ mobile device.
20.
I'm using Windows Vista or Windows 7 and trying to use a Brother machine connected to the network, but the machine stays offline and I cannot print.
21.
I'm trying to install the driver with network settings, but the installation wizard is not able to locate the Brother machine on my network, I'm getting the message "No devices could be found over the network".
22.
The paper is skewed when it's printed.
23.
Scan multiple pages into one file instead of each scan being saved as a separate file.
24.
Can I set my Brother machine to forward the faxes I receive to another location?
25.
I'm using Windows XP Professional x64 Edition/ Windows Vista 64-bit edition. I'm unable to scan from Corel® Paint Shop Pro® X using the WIA driver.
26.
Pages are black when viewing the scanned documents in my Android™ mobile device using Brother Image Viewer application.
27.
I'm using Windows. When I try to Scan to E-mail I get an error saying "the command line argument is not valid. Verify the switch you are using". What should I do?
28.
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?
29.
I cannot connect to the printer via Wi-Fi Direct using the Brother Print Service Plugin (Android™ 12 or later).
30.
Delete print jobs from the print queue.