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Fix Second Monitor Not Working?

Setting up a second monitor on an existing computer is a simple and straightforward process to perform. However, users encounter some common problems like the following while setting up the second monitor or using it.

Fix Second Monitor Not Working

  • “Second monitor not detected,”
  • “No content or a black screen,”
  • “An incorrect resolution,”
  • “A corrupted display”

This page will show you how to fix the “second monitor not working” issue on Windows 10.

CAUSES -Monitor Not Working Issues

The second monitor not working issue occurs if:

  • There’s a problem with the physical connection.
  • There’s a problem with the software.
  • The monitor is not turned on.
  • The monitor doesn’t meet the requirements.
  • The monitor’s firmware is outdated, etc.

Whatever the causes might be, you can fix the “second monitor not working” issue easily.

FIXING SECOND MONITOR NOT WORKING

You can fix the second monitor that is not working via:

Hardware troubleshooting

Use this method if the monitor is not displayed on the Settings screen.

Settings

Help the computer detect the second monitor.

Graphics drivers

Check and update the latest graphic driver to fix the second monitor not working issue.

HARDWARE TROUBLESHOOTING ON MONITOR

  • As the first step of fixing the “second monitor not working” issue, check whether the monitor is turned on. If not, turn it on.
  • Secondly, restart the monitor.
  • Next, check if the physical connection setup is done correctly.
  • Check to ensure that the monitor is connected to the correct port of your Windows 10 computer or laptop.
  • Reconnect the Windows 10 computer to an existing monitor if necessary.
  • Ensure that you’re not using a damaged cable for setup.
  • Check whether the issue occurs due to a graphic card by connecting another working monitor to the computer or laptop.
  • If the monitor is not detected again, the problem is with your computer’s graphic card.
  • Fix it and then connect the monitor to your computer.
  • Disconnect the extra peripherals that are connected to your computer.
  • Finally, check and update the second monitor’s firmware if available.

Fix the second monitor not working issue via Settings if the above solutions fail to resolve it.

MONITOR SETTINGS

Perform the following two troubleshooting methods one by one. After performing one method, check if the second monitor is working. Use the next method to fix the second monitor that is not working if the same issue persists.

Manually Detect the Monitor

Manually find and connect the second monitor to your Windows 10 computer or laptop.

  • Open Settings.
  • Choose System > Display.
  • Locate and click on the Detect button under the Multiple displays section.
  • Perform the on-screen instructions to connect the monitor to your computer.

Using Wireless Display – Monitor

  • Initially, turn on the wireless external monitor if it is turned off.
  • Next, choose the Devices option on the Settings screen of your Windows 10 computer.
  • Click Bluetooth & other devices > Bluetooth > Add Bluetooth or other device > Wireless display or dock.
  • Connect your wireless display to the computer or laptop by following the instructions displayed on the screen.

GRAPHICS DRIVERS ON SECOND MONITOR

Update the graphics drivers

Check and update the outdated graphics driver on your Windows 10 computer or laptop if it is outdated.

  • Select Update & Security on the Settings screen of your laptop or computer.
  • Click Windows Update > View optional updates > Driver.
  • Update the graphics driver by following the prompts displayed on the screen.

Reinstall the graphics drivers

Reinstall the drivers if the existing one is broken or damaged.

  • Open Device Manager.
  • Expand the Display Adapters section.
  • Choose and uninstall your adapter.
  • Click “Delete the driver software from this device” > Uninstall.
  • Restart your Windows 10 computer.
  • After doing that, download and install the latest version of the graphics driver on your computer or laptop.

Rollback graphics drivers

Roll back to the previous driver if you’re facing this monitor issue after updating to the latest version of the graphics driver on your computer.

  • Expand the Display adapters section on the Device Manager screen.
  • Select and right-click on your graphics adapter.
  • Click Properties > Driver > Roll Back Driver.
  • Roll back to the previous driver by following the prompts displayed on the screen.

Contact us if you need real-time technical assistance in fixing the second monitor not working issue.

DISCLAIMER

All views on this site are made by the best of our knowledge and do not represent any thoughts of other sites. Using this website, you can understand how to setup, use and troubleshoot your product. Also, the services provided by us are limited to customer requests and does not replicate any other businesses.

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