Driver for Brother MFC-8420
Table of Contents

The official driver for the Brother MFC-8420 printer is essential when connecting the device to a computer for the first time or reinstalling the Windows operating system. This driver allows the system to recognize the printer for future use and enables configuration and printing. The installation process is automated and should be straightforward; however, a computer restart is necessary after installation to apply the changes.
You can download the driver for the Brother MFC-8420 for your specific operating system version from the table below. We recommend reviewing the installation instructions after downloading the driver.
Download Driver for Brother MFC-8420
OS Versions: Windows 11, Windows 10 32-bit, Windows 10 64-bit, Windows 8.1 32-bit, Windows 8.1 64-bit, Windows 8 32-bit, Windows 8 64-bit, Windows 7 32-bit, Windows 7 64-bit | |
Driver Type | Download |
Full Driver & Software Package (Recommended) | |
Printer Driver & Scanner Driver for Local Connection x64 | |
Printer Driver & Scanner Driver for Local Connection x32 | |
Uninstall Tool |
On this page, you can download the Brother MFC-8420 driver! Get the necessary drivers for Windows, Linux, and Mac operating systems for free.

How to Install the Driver for Brother MFC-8420
- Download the driver from the table for your version of Windows OS
- Run the downloaded file
- Accept the “License Agreement” and click “Next”
- Specify the method of connecting the printer to the computer and click “Next”
- Wait for the installation to complete
- Restart your computer to apply the changes.


Before installing the driver, ensure that another version is not already installed on your computer. If so, please uninstall it before proceeding with the new installation.
Common Errors and Solutions During Driver Installation
- Printer Detection Issues: If the device is not found, we recommend downloading a different version of the driver.
- Printing Problems: If the printer does not print after installing the driver, ensure that you have restarted your computer.
- Unable to Launch Driver File: If the file does not open, check your system for viruses, then reboot and try again.