DCP-J940N Driver

The Brother DCP-J940N driver helps Windows communicate with your multifunction inkjet printer so you can print documents and use its scanning features with compatible software. If you are setting up the DCP-J940N, reconnecting it after a Windows reinstall, or troubleshooting a connection problem, choosing the correct driver is an important first step. Although sometimes listed under Camera, this model is a printer and scanner rather than a camera.

Key Features

• Printing support: Enables compatible Windows applications to send documents and images to the DCP-J940N, with access to settings such as paper size and print quality.
• Scanning support: A suitable scanner driver lets compatible applications receive scans from the device; a print-only package may not include this functionality.
• Connection setup: Helps Windows recognize the printer through the connection methods supported by your selected driver package and device configuration.
• Operating system compatibility: Driver packages may be available for Windows 10, 8.1, 7, Vista, and XP. Choose the package for your exact Windows version and system architecture.

How to Install DCP-J940N Driver

1. Check your Windows version. Confirm your operating system and whether it is 32-bit or 64-bit before starting your DCP-J940N driver download for Windows. For Windows 10/11 systems, verify support separately: Windows 11 compatibility should not be assumed from a Windows 10 listing.
2. Select the correct package. Look for the latest version compatible with your operating system, preferably from Brother’s official support resources. Check whether you need a printer driver, scanner driver, or a combined software package.
3. Download and prepare. Use a trusted free download source and save the installer locally. Turn on the device, but follow the installer’s instructions about when to connect a USB cable.
4. Run the installer. Open the downloaded file, approve any Windows permission prompt only after checking the publisher, and follow the steps to install the driver. Select the appropriate connection type when prompted.
5. Test the setup. Restart Windows if requested, then print a test page. If you installed scanning software, try a simple scan as well.

Keep your driver updated by checking for a compatible update when printing or scanning problems appear, or after significant Windows changes. Review the package notes before replacing a working driver, and avoid forcing newer software onto an unsupported operating system.

Common Issues and Fixes

• Install fails or stalls: Uninstall any existing Brother DCP-J940N software and printer queue, reboot, then run the full driver package as administrator. Keep the USB cable disconnected until the installer prompts for it.
• Device not detected: For USB, connect the DCP-J940N directly to the PC, avoid hubs, and try another cable/port. For Wi-Fi, confirm printer and PC are on the same network, print the network configuration page, and add the printer by IP address.
• Version conflicts or scanning errors: Remove duplicate DCP-J940N queues and any Windows-built-in Brother driver, restart the Print Spooler service, then install the latest full package matching your Windows version.