How to Fix Second Monitor Not Detected Issue on Windows 10 ?

If we look around, we see that the pace of multi-tasking has gone so far and is growing popular in the current generation. The most important reason behind this is people want to enhance their productivity. Imagine if you are a video editor, 3D animator, or content creator, you probably need a second monitor to connect with your computer, But you may face some monitor detection errors.

Alongside productivity, you might want to add one more display to enhance your experience in terms of entertainment. Well, most importantly, in gaming it’s worth it to add up a second monitor to achieve a panoramic view.

Sometimes, it is very frustrating that you are trying to add a second monitor to your computer system and windows are unable to detect it. This can be very painful if you are about to multi-task and get the work done fast. Your mood can be ruined when there is an online gaming battle is about to start and you are stuck with the monitor detection issues.

Commonly, these kinds of monitor detecting errors may arise in Windows 10 and there may be different reasons behind them. But there are ways to deal with such monitor detection issues.

To deal with this problem this article is going to serve with several ways (with detailed steps to follow) to overcome the detected obstacles.

5 Ways to FIX Second Monitor Not Detected Problem on Windows 10

The most probable reason for the second monitor not being detected relates to the system’s display drivers. Sometimes it may be proved good to resolve this issue (and most of the similar types of issues) by just restarting your windows device.

There are great chances that your problem will be resolved as when the system reboots, it fixes most of the software-related problems.

If after restarting the problem is not resolved, most probably the windows 10 users are suggested to fix their computer system’s display drivers.

However, you can try one or more of the below-mentioned methods to get rid of the problem.

  1. Detect the second attached display manually.
  2. Roll the display drivers to their previous version.
  3. Update display drivers altogether.
  4. Try changing the frequency of your monitor.
  5. Update graphics using the graphic card provider’s application.

Note: First thing First, before going to diagnose the problem by any of the above-given methods, make sure that your hardware is properly connected to your computer system. Check out that you have used proper cables as per instructions manuals that come along with the monitors and graphics card.

Method 1: Detect The Second Attached Display Manually

Going with manually detecting the second display would be wise because it may come in handy and save you a lot of time if it works. Follow the below given simple steps to detect multiple displays.

Step 1: Click on the Start Button located on the very bottom left corner of your windows 10.

Step 2: Then click on Settings from the panel.

Step 3: In the setting, you will see the “System”. Click on it and open it.

Step 4: In the system menu, you will see “Display”. Click on display.

Step 5: In the panel of the display, you will find the “Detect” button. Click on it.

Progressively, your Windows 10 will detect multiple displays attached to your computer system. And the issue will be resolved.

If this doesn’t work then there are chances that the problem lies with the display/graphics drivers. Move forward and follow the upcoming methods to resolve the problem.

Method 2: Rolling The Display Drivers Of Your System Back To Previous Versions

There are chances that the second monitor is not being detected by your windows due to some already installed driver updates. The reason behind this can be that your secondly installed monitor is not compatible with your latest drivers.

So, it can be useful to roll back the display drivers to previous versions.

Follow the below given simple steps to roll back display drivers.

Step 1: Right-click on “This Pc” on the windows 10 desktop icon.

Step 2: Then click “Manage” on the pop-opened panel

Step 3: A window will open wherein on the left side you will find “Device Manager”. Click on it

Note: You can also open the device manager simply by pressing “Windows Key + X” and then by clicking “Device Manager”.

Step 4: In the middle somewhere, you will find “Display adapter”. Click on it and it will be expanded to show the display devices of your pc.

Step 5: Right-click on the Display Device/Adapter and click on Properties.

Step 6: Click on the “Driver” tab.

Step 7: Click on the “Roll Back Driver” button

Step 8: A message will appear asking the reason for driver rollback. Simply click ‘yes’ after choosing one of the suitable reasons.

Note: In some cases, the rollback option will not work as windows will not allow using this option. The reason may be there are no previous drivers to be rollout by the windows automatically.

So, in this case, you just need to go to the display adapter/device provider’s website to download the previous version of the drivers.

On most of the manufacturer/provider’s websites, all of the drivers (new and older versions) are usually available for download in support or drivers and download sections.

Method 3: Update Display Drivers Altogether!

The right display driver is the key that you might not face any monitor detection problem, so, if rolling the display driver back does not work, there are chances that the display drivers on the pc might not be the compatible ones.

So, there is a need to update the drivers of your installed video/graphics card.

Follow the below given simple steps below to update display drivers on your computer system.

Step 1: Right-click on “This Pc” on the windows 10 desktop icon.

Step 2: Then click “Manage” on the pop-opened panel

Step 3: A window will open wherein on the left side you will find “Device Manager”. Click on it

Note: You can also open the device manager simply by pressing “Windows Key + X” and then by clicking “Device Manager”.

Step 4: In the middle somewhere, you will find “Display Adapter”. Click on it and it will be expanded to show the display devices of your pc.

Step 5: Right-click on the display device/adapter and click on properties.

Step 6: Under the “Driver” tab, click on the “Update Driver” button.

Step 7: Select the “Search automatically for updated driver software” option from the window opened.

The system will automatically detect and install the latest version of display drivers on your computer.

Note: If you have downloaded and updated the version of display drivers manually from the manufacturer’s website and have It stored somewhere on your pc, then you can also install it by selecting the “Browse my computer for driver software” option from the opened window (Opened After Performing Step 6, (Given Above).

Step 8: Restart your computer. The newly installed display driver will take effect after restarting the windows.

Method 4: Update Graphics Using Graphic Card Provider’s Application

Windows 10 is capable of updating and installing display drivers automatically. But sometimes, drivers installed through windows (as explained in the previous method) may not be very recent.

The display card provider companies (NVIDIA, AMD, and intel, etc) provide support and assistance and allow us to install the latest versions of drivers through their web-based applications.

Simply go to the manufacturer’s website or install ones from the disc that comes along with their products.

The rest of the process is smooth as the installer guide through to install the updated display drivers.

Method 5: Try Changing Frequency Of Your Monitor

The frequency of a monitor is associated with its refresh rate. The more is the frequency, the better will be the smoothness of the display (feels vivid especially when watching video). The frequency of changing images is measured in Hertz. Hertz equals the number of images that appear per second on the screen.

A normal computer display monitor has 60 Hertz of refresh rate. There is a diversity of monitors in the market with different refresh rates. Monitors are available with as high as 240 Hertz refresh rates.

Monitors with high refresh rates are popular with gamers as they need to enhance framerate performance to gain a competitive advantage when playing online.

As reported by some users, the problem of detection of second monitor detection can be resolved by changing the display frequency.

Follow the simple steps below to change the frequency/refresh rate of your display

Step 1: Click on the start button located in the very bottom left corner of your windows 10.

Step 2: Then click on Settings from the panel

Step 3: In the setting, you will see the “System”. Click on it and open it.

Step 4: Scroll down and you will find “Advanced display settings”

Step 5: Then, scroll down again to find “Display adapter properties”

Step 6: Form pop-up panel, click on “monitor” tab

Step 7: Change the frequency/ screen refresh rate to 60 Hertz (it’s the most suitable for balancing out your displays). Then, apply the settings and press OK

The chances are pretty vivid that your second monitor will be detected and your new computer setup will be ready to get going!

Still not able to resolve the issue? here is a quick video tutorial! 🙂

Conclusion

Whenever someone buys new equipment, hardware add-on, or a new device for his computer system; installation, detection, and compatibility problems may arise.

One of the common problems is with the detection of a second or third monitor to your computer setup.

While dealing with huge data at the same time, or intending to diversify and enhance your gaming experience, a second or even a third monitor is badly needed (you might have seen even more than three monitors somewhere in a production house or a financial institution).

So, whatever the case may be, we have provided you with the solution for your problem in very simple and convenient methods and steps.

Just follow them accordingly (or whatever the case may be) and put yourself to ease by successfully setting up and adding.

Leave a Comment