However, many users complain about the third monitor not being detected on Windows 11. Also, users complain about the second monitor not working after the Nvidia update on Windows 11.

Why is the third monitor not detected?

One common factor responsible for it is compatibility. In other words, not all monitors are compatible and can work with any PC. So, users can find it hard to detect a monitor that isn’t compatible with their devices. However, other factors, such as these. may cause the third monitor not to be detected on Windows 11:

Outdated Windows – This will prevent your PC from accessing updates and patches for fixing bugs. Hence, it can cause issues with you detecting the third monitor. Outdated drivers – When these drivers are outdated, they malfunction and affect the system’s performance. They can prevent your PC from being able to detect or connect with a third monitor. Issues with the graphics driver – You may experience difficulties connecting an external monitor if the graphics driver is not running. Issues with your PC’s monitor settings – Your computer needs to be configured to detect and use the third monitor. If there is any problem with the settings on your PC, it may be impossible to get through with the process.

These causes may vary in different devices, but almost the same solutions can fix them.

What can I do if the third monitor is not detected on Windows 11?

Users should observe the following preliminary beck before trying any advanced troubleshooting:

Unplug USB devices plugged into your PC. Power cycle the third monitor not detected on Windows. Restart Windows in Safe Mode to refresh the PC.

Check if you’re able to fix the issue. If not, go on with the steps below.

1. Update Windows

Windows updates will resolve bugs plaguing your PC, which can prevent Windows from detecting the third monitor. You can read more about fixing Windows if it’s not connecting to update services on your PC. SPONSORED

2. Temporarily disable Windows Defender Firewall

Read how to fix the Windows Defender Firewall if it can’t change settings on Windows 11.

3. Update your graphics card drivers

You can check our guide on updating drivers on Windows 11 for other methods to use if your Device Manager has issues. A great method you should give a try is using DriverFix, which is a specialized tool that runs an extensive scan of your device to find missing or outdated drivers and then updates them automatically.

4. Change your project mode

The above process will refresh your PC and resolve connection errors from other monitors.

5. Enable set up of multiple displays for Nvidia graphic cards

Enabling the multiple display option in the Nvidia Control Panel will allow your device to detect the third monitor. Check how to fix the Nvidia Control Panel crashing or not working on your PC. Nevertheless, users can learn how to change the primary monitor on Windows 10/11. Also, we have a detailed guide on how you can fix the third monitor frequently disconnecting on your PC. If you have more questions or suggestions, kindly drop them in the comments section below. We’d like to hear from you.

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