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How to Fix Second Monitor not Displaying Windows 10?

second monitor not detected windows

Windows 10 users use the ‘Second Monitor’ to improve their multi-tasking experience and to boost the productivity of their operating system at the same time. In both cases, the Second Monitor works wonders! However, Windows 10 users sometimes encounter some issues with their Second Monitor such as even after connected to the operating system, Windows 10 is unable to detect the second monitor and shows this particular message ‘Windows 10 cannot detect the second monitor or didn’t detect another display’. And not only that, sometimes even after Windows 10 detects the 2nd monitor, it fails to display it.

After facing such issues, you might be just wondering what could be the possible reason behind this error. Therefore, to help you get the answer for the same, we listed the two possible causes behind the issue. The problem can be started due to “issue within the computer or issues with the Monitor” and the reasons behind these two particular causes are:

  • Within the Computer: Issues with display settings of the second monitor, graphics card, or recently installed Windows updates.
  • Within Monitor: Second Monitor may be faulty, therefore due to some internal problems the problem generates. 

So, it is necessary to fix these causes in order to troubleshoot the error. And, having that in mind and in order to help you fix the “second monitor not detected in Windows 10” error; we below mentioned some effective solutions. Therefore, without wasting any further minute let’s learn the process/methods of how you can solve the “Second monitor not displaying Windows 10” error:


Method 1: Try to Change the Second Monitor’s Display Settings:

In this method, you need to try detecting the Monitor again and again. To do so, what you need to do is right-click on the empty area within your operating system desktop from your first monitor.

After clicking right, you need to choose the ‘Display Settings’ from the available options.

Then under the ‘Multiple Display Heading,’ you need to press on the ‘Detect’ option so that Windows will itself attempt to detect the monitor. 

Method 2: Reinstall or Update the corrupted or outdated Graphics Driver: To do so, you can check for the latest updates through any option i.e., ‘Device Manager’, ‘Official Websites’ and ‘Windows Updates.’

  • Device Manager: To update via Device Manager you need to open ‘Device Manager’ from the ‘Quick access menu.’ Then under it click on ‘Display Adapters’ in order to right-click on graphic care to further choose ‘Update Driver.’

  • Official Website: To update via the official website you need to have a dedicated graphics card such as AMD and NVIDIA etc. That’s it! If you have, visit the website, and from their download the latest drivers and then after the installation process completes, just restart your PC.
  • Windows Update: To reinstall/update via Windows update, go to ‘Windows Search’ from ‘Task Bar’ and check for the updates by clicking on the same option. This way, Windows will search and automatically install the update. 

That’s it! These two methods will surely help to troubleshoot this error but after these methods, if the second monitor is detected by Windows 10 but no signal received, then you can further take help from the other methods like:

  • Perform System Restore
  • Run the ‘Hardware & Devices Troubleshooter’
  • Update your Windows Operating System
  • Scan Computer For Viruses
  • Reinstall your Windows Operating System

And, in order to know about these methods in detail, take help from the technical website like ‘Get assist.’

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