How to fix second monitor not detected on Windows 10

On Windows 10, setting upwards a 2nd monitor is a convenient way to expand the desktop canvas to work with multiple apps and play games on your laptop or desktop figurer.

Although connecting an external display is typically a straightforward process, sometimes, Windows 10 may not observe older displays or second monitors due to drivers or hardware-related problems. Nonetheless, if your device has this problem, there are several troubleshooting steps (including checking the connexion and installing the right drivers) to fix the issue apace.

In this Windows 10 guide, we will walk you through 3 practical ways to troubleshoot and prepare problems that may be blocking the organisation from detecting the second monitor automatically.

How to fix external monitor connexion problems via hardware troubleshooting
How to fix external monitor connexion problems via Settings
How to fix external monitor connection issues via latest graphics driver

How to set external monitor connexion bug via hardware troubleshooting

When the desktop or laptop does not detect the second external monitor, information technology could exist a problem with the software, just information technology might also be an event with the physical connection.

If the monitor does not show up in the settings, endeavour these steps before changing the configuration settings on Windows 10:

Confirm the monitor is connected to a power source.
Confirm the monitor is turned on.
Turn off then turn on the computer to refresh the connection.
Use the monitor's built-in controls and select the correct input port.
Check the bespeak cable connection between the monitor and the PC's graphics card.
Disconnect the signal cablevision from both ends, wait about a minute, and reconnect it again firmly.
Try a different bespeak cable to confirm you are not dealing with a bad cablevision.
DisplayPort and HDMI come in different versions, which means you must too cheque the manufacturer for requirement details to ensure you have the correct cable.
Change ports if the monitor and graphics card include multiple ports.
Connect the monitor to some other computer to see whether the problem is with the monitor.
Connect some other known working monitor to decide that the consequence is non the graphics card.
Disconnect all peripherals (such equally printers, cameras, and USB devices) to confirm none of the other devices are conflicting with the monitor.
If you take a Surface Pro 7 connected to a dock station, disconnect it and try to connect the monitor straight into the tablet to ostend the trouble is not the dock.
Update the external monitor firmware to aid fix bugs and compatibility issues (uncommon).

If the basic troubleshooting steps outlined above do not ready the second monitor, you lot tin can troubleshoot the software.

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Second monitor

HP Z27

The all-time monitor for most users

The HP Z27 is a 27-inch monitor first-class for creators and general-purpose tasks considering of its slim design, amazing 4K picture quality, and USB-C connectivity aslope the usual DisplayPort and HDMI. The brandish even includes a built-in hub with USB-A 3.0 ports.

How to set up external monitor connection problems via Settings

Later concluding that at that place isn't a concrete problem with the connection, monitor, or device, y'all tin use the Settings app to forcefulness the system to detect the second monitor.

Force second display detection

To detect a 2nd monitor manually on Windows 10, utilize these steps:

Open Settings.
Click on System.
Click on Brandish.
Under the "Multiple displays" section, click the Detect push to connect to the external monitor.

Source: Windows Fundamental
(Optional) Under the "Rearrange your displays" section, click the Discover push in the bottom-right corner (if applicable).

Quick annotation: If you have only 1 monitor, the option will non exist present since it'southward simply available when connecting multiple displays.

In one case you lot complete the steps, Windows x should now observe the external monitor.

Connect wireless external brandish

To connect a wireless display on Windows x as a secondary screen, use these steps:

Open up Settings.
Click on Devices.
Click on Bluetooth & other devices.
Turn on the Bluetooth toggle switch (if applicable).
Click the Add together Bluetooth or other device push button.

Source: Windows Primal
Select the Wireless display or dock option.

Source: Windows Central
Confirm the wireless display is turned on and discoverable (refer to device documentation).
Select the display (wireless monitor, TV, or PC with Miracast support) from the list.
Continue with the on-screen directions.

After you lot consummate the steps, the wireless display will be detected as a new external display on the computer.

How to fix external monitor connectedness issues via latest graphics drivers

If the reckoner happens to have a buggy, outdated, or corrupted graphics commuter, this can cause problems that may prevent Windows x from detecting and configuring a 2d monitor. The easiest method to become effectually this problem is to update, reinstall, or downgrade the driver to resolve the connexion problem between the laptop or desktop and the external monitor.

Update graphics driver

To update the graphics card driver via Windows Update, employ these steps:

Open Settings.
Click on Update & Security.
Click on Windows Update.
Click the View optional updates choice.

Source: Windows Central

Quick tip: If the option is non available, it means that Windows Update does non have a newer driver available for download.
Click on Driver updates to aggrandize the category.
Select the newer graphics driver to install on Windows 10.

Source: Windows Fundamental
Click the Download and install push.

In one case y'all complete the steps, Windows Update volition download and install the graphics driver fixing the detection problem with the monitor.

If Windows Update does not have a newer commuter version, check the manufacturer support website download and install a more recent version (if bachelor).

Reinstall graphics driver

To reinstall a damaged video driver on Windows 10, employ these steps:

Open Start.
Search for Device Director and click the top effect to open the app.
Double-click to expand the Display adapters branch.
Right-click the adapter and select the Uninstall device option.

Source: Windows Central
Clear the Delete the driver software from this device pick (if applicable).
Click the Uninstall push button.

Source: Windows Key
Restart the calculator.
Open Device Manager again.

Quick note: Windows 10 should detect the monitor again automatically. If it'south not the case, use Device Manager to scan for hardware changes to force the arrangement to reinstall the display.
Right-click the estimator name and select the Scan for hardware changes option.

Source: Windows Central

After you complete the steps, Windows 10 should detect and reinstall the driver automatically. Withal, it's a good idea to use the above steps to ensure the driver installs correctly.

Rollback graphics driver

If the estimator was recently updated or y'all upgraded the graphics commuter manually, and Windows 10 cannot observe the second monitor, rolling dorsum to the previous driver may resolve the effect.

To remove and reinstall an older version of a graphics driver on Windows 10, utilize these steps:

Open Outset.
Search for Device Director and click the peak effect to open up the app.
Double-click to aggrandize the Display adapters branch.
Right-click the graphics adapter, and select the Backdrop option.

Source: Windows Central
Click the Driver tab.
Click the Ringlet Back Driver push.

Source: Windows Central

Quick tip: If the selection is not available, you cannot use this rollback process. Notwithstanding, you might still be able to apply an older version from the device manufacturer's support website (if available).
Select an option to answer the question.
Click the Yes button.

Source: Windows Central
Restart the device.

Once you complete the steps, Windows 10 should detect and start drawing upwardly content on the external monitor.

Update graphics driver with manufacturer command panel

Windows 10 can detect and fix drivers for most graphics adapters, but the versions bachelor through Windows Update are non usually the more than contempo ones. If you have to install the latest driver, companies like NVIDIA, AMD, and Intel offer tools to speedily install the latest updates that may assistance to fix external display problems.

These are the download links:

Intel Commuter & Support Assistant
NVIDIA GeForce Feel
AMD Radeon Software Adrenalin Edition

If you use the manufacturer'southward control console, the installation is simple. You lot only need to download and double-click the installer using the higher up links that stand for to the adapter y'all take, continue with the on-screen directions to complete the setup, and then check for updates.

Alternatively, yous tin download the drivers straight from the manufacturer's support website using their instructions. You tin can employ the links beneath to notice the drivers:

Intel
NVIDIA
AMD

To check the graphics card vendor and driver version on Windows 10, apply these steps:

Open Start.
Search for System Information and click the summit result to open up the app.
Double-click to expand the Components co-operative on the left pane.
Select the Brandish category.
Confirm the Adapter Type and Driver Version information to decide the commuter's carte du jour model and current version.

Source: Windows Primal

Once you complete the steps, employ the in a higher place links to find, download, and install the correct driver.

One of the best graphics cards y'all can get is the NVIDIA GeForce RTX 3080 because of its excellent performance and ports to connect multiple monitors.

Multi-monitor support

NVIDIA RTX 3080 Founders Edition

NVIDIA GeForce RTX 3080

The RTX 3080 offers multi-monitor back up

If you must replace your graphics card, the RTX 3080 is a groovy option. Not just because of its splendid performance for gaming and workloads, simply it also includes multiple DisplayPort and HDMI ports and is perfect for multi-monitor setups.

Finally, consider that manufacturers (for example, Dell, HP, Razer, Acer, and Microsoft) usually modify the original drivers to optimize them for their desktops and laptops. This means if you have a branded figurer (also known equally an Original Equipment Manufacturer (OEM) computer), you lot should e'er think first virtually using the graphics driver available through the device manufacturer before trying those available through the graphics card manufacturer to minimize the chances of running into other problems.

More Windows resource

For more helpful articles, coverage, and answers to common questions about Windows 10 and Windows 11, visit the following resources:

Windows 10 on Windows Central — All you need to know
Windows ten aid, tips, and tricks
Windows 11 on Windows Central — All y'all need to know

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Source: https://www.windowscentral.com/how-fix-your-second-monitor-not-being-detected-windows-10

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