Brother DCP-J4120DW user manual

To connect your Brother printer to your computer wirelessly, follow these steps:
1. Make sure your computer and printer are both connected to the same Wi-Fi network.
. Turn on your Brother printer.
3. Press the "Menu" button on your printer's control panel.
4. Use the arrow keys to navigate to the "Network" or "Wireless" option and press "OK".
5. Select "WLAN" or "Wi-Fi" and press "OK".
6. Choose "Setup Wizard" or "WPS" (Wi-Fi Protected Setup) and press "OK".
- If you select "Setup Wizard":
a. Choose your Wi-Fi network from the available network list and press "OK".
b. Enter your Wi-Fi password (if required) using the keypad on the control panel and press "OK".
- If you select "WPS":
a. Follow the printer's instructions to press the WPS button on your router.
b. Your printer will automatically connect to your Wi-Fi network.
7. Wait for the printer to establish a connection with your Wi-Fi network.
8. On your computer, go to the official Brother website and download the latest printer driver and software for your model.
9. Run the downloaded file and follow the on-screen instructions to install the printer driver.
10. During the installation process, select the wireless connection option when prompted.
11. The computer will search for the printer and, once detected, select your Brother printer from the list.
12. Complete the installation by following any additional prompts.
13. Once the installation is complete, you should be able to print wirelessly from your computer to your Brother printer.

To fix a Brother printer problem, you can try following these steps:
1. Check the basics: Ensure that your Brother printer is connected to a power source and turned on. Additionally, make sure that the printer is connected to your computer or network properly.
2. Restart the printer: Turn off the printer and unplug it from the power source. Wait for a few minutes and then plug it back in and turn it on. Sometimes, a simple restart can fix minor issues.
3. Update drivers and firmware: Visit the Brother website and download the latest drivers and firmware for your specific printer model. Install these updates on your computer and see if it resolves the issue. Outdated drivers or firmware can cause compatibility problems.
4. Check for paper jams: If your printer is displaying an error related to paper jams, open all printer compartments and carefully remove any paper that may be stuck. Ensure there are no small bits of paper left behind as they can still cause problems.
5. Clean the print heads: If your prints are coming out blurry or with streaks, the print heads may be clogged. Most Brother printers have a built-in cleaning function that you can access through the printer's control panel or the printer software on your computer.
6. Check ink or toner levels: Make sure that there is enough ink or toner in your printer cartridges. If they are low or empty, replace them with new cartridges.
7. Reset the printer: Some Brother printers have a reset function that can help resolve various issues. Consult your printer's manual or visit the Brother website to learn how to perform a reset.
8. Contact customer support: If none of the above steps fix your Brother printer problem, consider reaching out to Brother's customer support. They can provide specific troubleshooting steps or arrange repairs if needed.
Remember to consult the printer's manual or the Brother website for detailed instructions that are specific to your printer model.

To connect your phone to your Brother DCP-J4120DW printer, follow these steps:
1. Make sure your printer is turned on and connected to the same Wi-Fi network as your phone.
2. On your phone, go to the settings and enable Wi-Fi.
3. From the Wi-Fi network list, select the same network that your printer is connected to.
4. Once connected to the Wi-Fi network, download and install the Brother iPrint&Scan app from the App Store (for iOS) or Google Play Store (for Android).
5. Launch the Brother iPrint&Scan app on your phone.
6. The app will automatically detect your Brother printer on the same Wi-Fi network. If it doesn't, tap on the "Add Printer" option and select your printer from the list of available devices.
7. Follow the on-screen instructions to complete the setup process. This may include selecting your printer model and configuring any necessary settings.
8. Once the setup is complete, you can use the Brother iPrint&Scan app to print directly from your phone. Open the document or photo you want to print, tap the "Share" or "Print" option (depending on the app), and select "Brother iPrint&Scan" as the printing option. Adjust any printing settings as needed and tap "Print" to send the print job to your Brother printer.
Note: The steps and specific options may vary slightly depending on the model of your phone and the version of the operating system.
Alternatively, if your Brother printer supports AirPrint (a feature available for iOS devices), you can simply connect your iPhone to the Wi-Fi network, open the app such as Photos or Safari, select the Share or Print option, choose your Brother printer from the list, and print directly.