MFC-7840W
FAQs & Troubleshooting |
I cannot print using my Brother machine on a wired network. (Windows/macOS)
If you cannot print from your PC on a wired network, follow the steps below.
If you failed to print once, verify the print jobs. If the print jobs remain, delete the print jobs.
Follow the steps below to resolve this issue.
If you make any adjustments to the configuration, try restarting your computer. And then make sure that you can print.
If you can print correctly, the issue is resolved.
If the issue continues, go to STEP C.
> STEP C (Windows): Use the Network Connection Repair Tool
> STEP C (Mac): Verify the IP Address
Use the Network Connection Repair Tool, which can automatically locate and update your Brother machine's IP address within your printer driver.
> Click here to see how to use the Network Connection Repair Tool.
If you can print correctly using the Print Test Page button, the issue is resolved.
If the Network Connection Repair Tool could not resolve the issue, go to STEP D (Windows).
If the firewall blocks network communication, we recommend adding the following Internal/External ports in your firewall:
Verify that both IP addresses of your computer and the Brother machine are correct and located in the same segmentation following the instructions below:
(macOS 13 or later)
Make sure that the Subnet Mask is "255.255.255.0".
If your Subnet Mask is different, consult a network administrator to resolve the issue. (This FAQ is not applicable for your network environment.)
If your Subnet Mask is 255.255.255.0, continue to the following instructions below.
(macOS 12 or earlier)
Make sure that the Subnet Mask is "255.255.255.0".
If your Subnet Mask is different, consult a network administrator to resolve the issue. (This FAQ is not applicable for your network environment.)
If your Subnet Mask is 255.255.255.0, continue to the following instructions below.
If your Brother machine was purchased Network Ready, then the IP address can be determined via the control panel of the Brother machine or by printing a Report Page which is called Network Configuration Report. For more information on how to find the IP address on the control panel of the machine or print a Report Page, refer to the Online User's Guide or Software and Network User's Guide or Network User's Guide for your machine.
III-1: Make sure all the followings points from a to c are applicable for both IP addresses of your computer and your Brother machine.
III-2: Check the chart listed below.
If both IP addresses are following all the above points, check Case A.
If either IP address is not following one of the above points, check Case B.
You can check the Boot Method or IP Config listed in the User Settings or Network Configuration Report.
Case A: IP addresses are correct | Case B: IP addresses are incorrect | ||
Boot Method or IP Config : Auto | Boot Method or IP Config: Static | Boot Method or IP Config : Auto | Boot Method or IP Config : Static |
Reset all network settings of your Brother machine. | Reset all network settings of your Brother machine and reset the IP address manually. | Reset all network settings of your Brother machine. If the IP address is still incorrect, set the IP address manually. (This changes Boot Method or IP Config to "Static".) |
Reset the IP address manually. |
Does the router support Bonjour communication?
The router may be set to block Bonjour communication. Refer to the support documentation for your router and check the router settings.
If you don’t know whether the router supports Bonjour or the method for changing the settings, contact the router manufacturer.
Try restarting the router or hub.
If the issue continues, go to STEP F.
If Full Software Package is not available for your model, re-install the latest Printer Driver. The installation instructions are available on the download page.
> Click here to download Printer Driver in the Downloads section.
(For compatible models for macOS 11 or later)
If you do not find Printer Driver, we recommend using AirPrint.
If you want to see how to add your Brother machine with AirPrint, see the Related FAQs at the end of the page.
When your machine does not support AirPrint, you do not find AirPrint FAQ in the Related FAQs. Download Brother iPrint&Scan from the App Store.