How to fix the Second Monitor not detected on Windows 10

Second Monitor not detected on Windows 10: How to Fix?

Before taking steps to update your drivers and change the device settings, you have to verify all the below given external elements are working properly;

You need to check the cable connection from the display to the video port on your PC is well connected.

The issue may happen by a wrong pin or cable in the connector. You can verify this, and if found damage in the connector, then you have to use a new one.

Make sure you are connected to the correct input.

If you are using an HD display second monitor, then you need to update its firmware to escape from compatibility issues. To update, you can visit the manufacturer’s support website and can understand how to update the latest firmware.

You have to check your device output port and your monitor input port.

Sometimes restarting the option helps to get rid of the issue. So restart your PC.

You can connect your second monitor to a new PC, if the issue is still there, you can make sure that the problem is in your second display itself.

After trying all the above steps, the issue doesn’t solve. Still, your Windows 10 couldn’t detect the second monitor; then the time is exceeded to find advanced solutions. Then you can try the below-advanced solutions one by one to solve the issue.

Second Monitor

Solution 1: Use the settings app

In the absence of the physical connection issue, then there is an option in Windows to detect your second monitor manually, using the Settings app.

Set your computer to detect the second display:

First, press Windows key+S.
There you can type Settings in the given space and hit Enter button.
Then select System
And you can move to the left-pane menu and select Display.
And select Detect option in the Multiple Display region.

Use this step to connect to the wireless display:

Through these steps, you can connect the wireless second monitor.

First of all, press Windows key+S
Then enter Settings and click Enter key
Now you can choose Bluetooth & Other Devices
There select the option Add Bluetooth & Other Device
And choose Wireless display and dock
You have to ensure that you have a discoverable wireless display
From the list, you can select the display
And you have to follow the instructions.

Solution 2: Update Graphics drivers

Sometimes Windows 10 does not detect a second monitor if the graphic drivers are corrupted or outdated. So you have to update the graphic drivers to get rid of the issue. You can easily update your graphic drivers manually.

At the taskbar, right-click on Windows icon, then choose Device Manager.
In the Device Manager, find the Display Adapter section and click on it to expand.
There you can right-click on the Device and select Update Driver.
Finally, you can select the Search automatically for updated drivers software option to update

After finishing this process, you can restart your computer and verify now your computer can detect a second monitor. If the issue is still there, then you have to reinstall the graphics drivers. Follow the below steps to reinstall graphics drivers.

First, you can press Windows key+X
Then in the list, you have to choose Device Manager.
If you reach the Device Manager menu, then expand it.
On the Device right-click and choose Uninstall Device.
Before clicking the Uninstall option again, you have to ensure you didn’t select the Delete the driver software from the device.
Now restart your computer.
Then once again go to Device Manager and on your device’s name right-click and choose Scan for Hardware Changes.

Solution 3: Use previous Versions Graphics drivers:

If the newly installed new driver has any problem, the same issue may occur. An exclamation mark shown in the adapter indicates that you have to go back to its previous version.

Initially, press Windows key+X
Then select Device Manager
Then go to Display Adapter
And right-click the device, and at there you can choose Properties
Then move to the Driver tab and select Roll Back Driver.

If you are not able to see the Roll Back Driver option, then you can depend on your manufacturer’s support website and from there you can download the earlier version.

There you have to give the specific reason to use the earlier version of the graphic driver and hit Yes.

Anyway if you are sure that your second monitor works properly and the video output connection is perfect, then you don’t have to be depressed. We have a lot of solutions to fix this issue. In the above-given solutions, you can try one by one.

After reading the above-given solutions, you can easily get rid of the issue. This is not a major trouble. Using the simple solutions we gave above, you can solve this issue quickly. After reading this article if you have any queries or feedback, please write down the comment in the comment box.