Windows 10 Not Detecting MonitorUsually, the second monitor should be detected automatically, but if not, you can try detecting it manually. Select all data categories, generate the report and then have the tool save the report to a file. Computer won't detect monitor after latest Windows 10 update. The monitor on the non working port is working in the bios if it is the only one connected as wells as the start up screen at what appears the normal resolution (HD) in both OS. Follow these steps to uninstall graphics drivers. Make sure you're on the right monitor input channel. Solution 1: Restart Your Device. Unplug the monitor from its power source, wait for about 10 seconds, and plug it back into the power outlet. Reset the Cable Connection. Turn your monitor back on and boot your computer. Double-click to expand the Display adapters. Connect your computer to the internet and follow the steps below. If the monitor does not show up in the settings, use these steps before messing around with the configuration settings on Windows 10: Confirm the monitor is connected to a power source. Press Windows key + i and go to System; Click Display; Scroll down to Multiple screens, click Detect; Then press the keys together: Windows key + P and select the Extend option; Verify that the second monitor is detected; See you soon! Reply Was this reply helpful? Yes No SM ScrP Mechanic Replied on April 26, 2023 Report abuse. Power up the docking station and connect it to your computer. After upgrade to a recent 21H1 KB (not exactly which KB it is though. Since most troubleshooting steps had already been done even in-place repair, you can proceed with a custom installation of Windows to verify if your operating system is causing the issue or possible faulty hardware such as a display adapter or port issue. Use the arrow keys and navigate to Display. Once done, restart the computer for the changes to come into effect. External monitor not detected with Windows laptop. You can run quick troubleshooting by following the steps below: Press the Windows logo key + P at the same time. If the external monitors are not being detected, we recommend manually trying to detect the displays. Processor Intel (R) Core (TM) i7-8550U CPU @ 1. The HDMI port successfully allows one external monitor as expected, but the USB Type-C to HDMI cable I am trying to use which uses the Display Port Alt protocol cannot display the monitor, I have changed monitors and tried the cable on another laptop that successfully runs a monitor from USB Type-C and the monitor and cable both work. If you want to roll back to the previous operating system. Troubleshoot external monitor connections in Windows 10. Step 1 - Open Device Manager Click on the search box in your taskbar. Connect a Wireless Display If your physical connection (via cable) doesn’t help Windows 10 detect the second monitor, try connecting a wireless. Choose a reason for the roll back, and click Yes to confirm. Unplug your device from the DisplayPort monitor and press the Windows logo key + Ctrl + Shift + B. Older displays are not always good with the auto-detection feature. That is the reason I am asking the question. Reset the monitor to factory settings To reset a Dell monitor to factory default settings, follow these instructions: Press Button 3on the monitor to enter the On-Screen Display (OSD) Menu. It is applicable for Windows 11 and Windows 10. Select Start > Settings > Windows Update > Check for updates. cplin the Run box and hit Enter to open the Display Settings. If the external monitors are not being detected, we recommend manually trying to detect the displays. Windows 10 can't detect my second monitor. Easy Fix For HDMI TV/Monitor Not Detected In Windows. Way 1: Fix HDMI Monitor Not Working on Windows 10 from Display Output Settings Way 2: Update Graphics Driver to Fix Windows 10 Does Not Recognize Second Monitor Way 3: Use Hardware and Device Troubleshooter to Fix Monitor Not Detected by PC Way 1: Fix HDMI Monitor Not Working on Windows 10 from Display Output Settings. My PC can't detect the second monitor? : r/techsupport. Both monitors work when plugged directly into the laptop's single HDMI port one at a time. DisplayPort to HDMI not Working: Diagnose & Fix in 4 Steps. HDMI monitor audio out no longer recognized. Turn the computer off and on to refresh the connection. Here’s how to properly check your DVI, HDMI or DisplayPort cables: Unplug each cable and then replug them. If you need help setting up your external monitors, see How to use multiple monitors in Windows 10. Select Add Bluetooth & other devices. The monitor on the non working port is working in the bios if it is the only one connected as wells as the start up screen at what appears the normal resolution (HD) in. Wait 30 seconds and plug the cable back in, making sure you hear the click of the locking. Windows 10 Not Detecting Your Second Monitor? Here's. Here's how to fix it Check that your monitor is powered on. 5) Try rolling back the sound drivers in Device Manager reached by right clicking the Start button. VGA No Signal – How to Fix a Monitor Connection on Windows 10 PC. A GPU is a graphical processing unit and is different from cpu. After the update, my monitor speakers are no longer recognized and I'm not sure how to fix it. Step 1: Launch the Windows Settings Menu and select System. Windows 10 does not detect Displayport to HDMI connection Ask Question Asked 6 years, 8 months ago Modified 2 months ago Viewed 17k times 1 So I got a new video card (Radeon RX 480) on my 64-bit Windows 10 computer and was pleased, until I tried to plug a second monitor into the Displayport port. Docking Station Not Detecting Monitors? Here’s How To Fix It. Unplug your device from the DisplayPort monitor and press the Windows logo key + Ctrl + Shift + B. Monitor Detected but Not Displayed. On Linux after the boot up the second Monitor is found but only as a unknown Display and the resolution is limited to 640x480. If it isn’t, you can change it to the correct resolution. Select Start > Settings > Update & Security > Windows Update , then select Check for updates. Windows cannot detect the second monitor. The monitor reports no signal and Windows 10 reports not recognizing the USB-C device or USB-C device error? (not remember the exact error message) I have two laptops running into this issue. Select Display Adapters settings and expand to see the available devices. Double-click on Display adapters, right-click on the graphics card, and select Properties. Connect the monitors to the docking station. Plug the DisplayPort cable back into your computer and check if the monitor receives the input signal this time. We can do this via windows settings. Open System and then click on the Display tab in the left pane. If the monitor does not show up in the settings, use these steps before messing around with the configuration settings on Windows 10: Confirm the monitor is connected to a power source. You should also consider using specialized multimonitor setup software. Win10 DCH Drivers (620 UHD) not identifying external (HDMI. Windows 10 doesn't detect correct display resolution. Plug the DisplayPort cable back into your computer and check if the monitor receives the input signal this time. Detect Monitor? Here’s How to Fix It">Laptop Won’t Detect Monitor? Here’s How to Fix It. Solution 3: Check the port version setting on the external display. Laptop Won’t Detect Monitor? Here’s How to Fix It. If you have problems connecting your Surface to a TV, monitor, or projector, try these solutions to identify the issue. In the “Troubleshooting” window, click on “View All” on the left pane. Configure the Multiple Display Settings in Windows 10. Select the Start button, then type device manager and select Device Manager from the list of results. Check that the monitor is plugged into a power source. Allow available updates to install, then restart your device when it's ready. Look for the Recommended resolution, which is your display’s native resolution and should be auto-selected by Windows. Symptom The display is not working. Windows 10 does not detect Displayport to HDMI connection Ask Question Asked 6 years, 8 months ago Modified 2 months ago Viewed 17k times 1 So I got a new video card (Radeon RX 480) on my 64-bit Windows 10 computer and was pleased, until I tried to plug a second monitor into the Displayport port. Confirm the signal cable connection. *You could also search for Device Manager in the search" 3. Press Windows key + i and go to System; Click Display; Scroll down to Multiple screens, click Detect; Then press the keys together: Windows key + P and select the Extend option; Verify that the second monitor is detected; See you soon! Reply Was this reply helpful? Yes No SM ScrP Mechanic Replied on April 26, 2023 Report abuse. If you're using a graphics card, check you're using the correct port. I have tried restarting my computer and unplugging the monitor. Note: If you’re having trouble setting up multiple monitors on Surface, see Troubleshoot connecting Surface to a second screen. Step 1: Right-click your desktop and select the Display Settings option on the resulting pop-up menu. Click on “Advanced” and then click on “Run as Administrator”. Right-click on the Windows desktop and select Display Settings. Go to the Rearrange your displays section and click Detect. Click Bluetooth & other devices. Open the Windows search bar. We recommend, rolling back to the previous installed graphics driver. Check Power Check for Logo or BIOS screen Check Cables Check the Monitor Settings Check Display Settings Update or Roll Back Drivers Try Different Applications Get Support or Warranty Help Note:. External monitor not working via USB Type. We can do this via windows settings. The Windows not detecting. Sometimes, if your PC didn't detect another display, that can be caused by problematic drivers. The Windows 10 is designed to allow users to project visuals to a second monitor is 3. An issue with the driver of these components can cause the external screen to not be detected so it is a good idea to reinstall the driver for this. Wait 30 seconds and plug the cable back in, making sure you hear the click of the locking connector when inserting the cable into the ports. Click “Next” and follow the on-screen instructions to complete the troubleshooting process. Select the Start button, then type device manager and select Device Manager from the list of results. If there are no updates for your camera, try to select Advanced options > Optional updates, and look for any driver updates for your camera. Step 1: Launch the Windows Settings Menu and select System. Second Monitor Detected but Not Displayed. Click Next to run the troubleshooter. Windows 10 Before considering troubleshooting options, make sure your device is up to date. -Test let Windows reinstall your device, in Device Manager, right click on your new monitor drivers > Uninstall. 1) On your keyboard, press the Windows logo key and R (at the same time) to invoke the Run box. Right click on your display adapter and click on "Update driver". Click on Multiple Displays Select the Detect option. Before you begin, make sure that your Windows has all the latest Windows Updates installed,. Check that your monitor is powered on Ensure your monitor and PC are connected If you're using a graphics card, check you're using the correct port Make sure you're on the right monitor input. Press Windows Key + X on your keyboard. Hold the power button on your docking station for 3-4 seconds to reset it. Alternatively, you can take the long. Press any of the control buttons on your monitor. Windows is not detecting the second monitor or multiple monitors. Go to the Rearrange your displays section and click Detect. On Windows it is not detected at all. To do so, follow the steps below:. Press Windows key + X and select Device Manager. Disconnect all the external monitors. Way 1: Fix HDMI Monitor Not Working on Windows 10 from Display Output Settings Way 2: Update Graphics Driver to Fix Windows 10 Does Not Recognize Second Monitor. Under Display resolution select the drop-down menu. Step 1 - Open Device Manager Click on the search box in your taskbar. The display comes up properly on the TV. Physical control buttons are usually placed under, back, or at the side of the panel. Way 1: Fix HDMI Monitor Not Working on Windows 10 from Display Output Settings Way 2: Update Graphics Driver to Fix Windows 10 Does Not Recognize Second Monitor Way 3: Use Hardware and Device Troubleshooter to Fix Monitor Not Detected by PC Way 1: Fix HDMI Monitor Not Working on Windows 10 from Display Output Settings. Follow the steps below to get it done: Press Windows Key and search / select Settings. Here's how to fix it Check that your monitor is powered on. Navigate to the Driver tab, and then click on Roll Back Driver. You should ensure that everything is connected to a power source and turned on. Windows 10 does not recognize my external HDMI monitor. Second Monitor Detected but Not Displayed. The display is not working. Windows 10 won't be able to detect the 2nd monitor if the monitor driver is out of date or faulty. Click Start > Settings > Update & security > Windows Update > Check for updates Download and install any pending updates Restart your computer Press Windows key + X Click Device Manager Expand Monitors Right click the monitor Click uninstall Restart your computer then check if its working again properly. Click View all option on the left pane. The Dell monitor doesn't cause Windows to "ping" when I connect it and even a manually triggered (via Windows or Intel control panel apps) "detect" fails to spot the monitor is attached. Product ID 00325-96351-78859-AAOEM. And this is the USB-C to DisplayPort cable. Use the following steps to resolve display, screen, or monitor issues. A faulty, loose, or wrongly-placed cable is one of the most common reasons for a monitor saying no signal. You'll find this window under Start > Settings > Display. How to fix second monitor not detected on Windows 10. If the external monitors are not being detected, we recommend manually trying to detect the displays. If your operating system cannot detect the other monitor, right-click on Start, Select Run, and type desk. Force Detect Older Displays. You can do this by using your mouse, going up or down with the arrow keys and pressing Enter, or by pressing the Windows + P keys to cycle through options. Solution 1: Power reset your external display Solution 2: Check the video input settings Solution 3: Check the port version setting on the external display Solution 4: Duplicate or extend your display on the external screen Solution 5: Check the video cables Solution 6: Check the display adapter. The dock doesn't seem faulty, it has power, connects the keyboard and mouse through USB and I've tried. Solutions to Fix Second Monitor Not Detected on Windows 10 Solution 1: Restart Your Device Solution 2: Roll Back to a Previous Version of Display Driver Solution 3: Update Your Video Card Driver Solution 4: Update Your Windows System Solution 5: Change the Projection Mode Solutions to Fix Second Monitor Not Detected on. Right-click the driver and select "Update driver" 5. Now select the second monitor on the right-hand side and click on the option called Display adapter properties. Press Windows + R to open Run, type devmgmt. 84 GB usable) Device ID 2C6DDC9C-8454-418B-A232-25A06FEF34DE. Fix Second Monitor Not Detected on Windows 11/10 …. Reset the monitor to factory settings To reset a Dell monitor to factory default settings, follow these instructions: Press Button 3on the monitor to enter the On-Screen Display (OSD) Menu. System reboots are known to fix many common yet complicating computer problems, including the external monitor not detected. Scan for Hardware Changes in Device. Before answering the question, I suggest you try to force the detection of the second monitor; Press Windows key + i and go to System; Click Display; Scroll down to Multiple screens, click Detect; Then press the keys together: Windows key + P and select the Extend option; Verify that the second monitor is detected; See you soon!. In Device Manager, find the device. Step 2: The Settings app opens with the Display panel loaded by default. Solution 1: Power reset your external display Solution 2: Check the video input settings Solution 3: Check the port version setting on the external display Solution 4: Duplicate or extend your display on the external screen Solution 5: Check the video cables Solution 6: Check the display adapter. On your keyboard, press the windows logo key and R at the same time to invoke the run box. 3) In the Display adapters section, right-click on your display. Expand Display adapters and underneath could be your graphics driver. My OS : Windows 10 Pro: Right click on desktop, click on Display Properties. To do so, follow the steps below: Type Device Manager in the Cortana search bar and press Enter. k3333g. While automatic display detection usually works without a hitch, you can. If not use the Troubleshoot button nearby. Step 3: Scroll to the Multiple displays section and tap the Detect button. Here's how to fix it Check that your monitor is powered on. Ensure each one is properly connected (fully pushed in). Search for Device Manager and click the top result to open the app. Windows 10. Connect a Wireless Display If your physical connection (via cable) doesn’t help Windows 10 detect the second monitor, try connecting a wireless display instead. It should be marked with a yellow. Check that your dock is hooked up correctly. 8 Fixes for a Second Monitor Not Detected on Windows Force Detect Displays. First of all, please download and run the Intel System Support Utility for Windows. Scroll down to the multiple displays section and click the Detect button. Click on Multiple Displays; Select the Detect option. Click on Multiple Displays; Select the Detect option. Click Start > Settings > Update & security > Windows Update > Check for updates Download and install any pending updates Restart your computer Press Windows key + X Click Device Manager Expand Monitors Right click the monitor Click uninstall Restart your computer then check if its working again properly. Select HDMI under Input options and select the Okay option to save the changes. Camera doesn't work in Windows. While automatic display detection usually works without a hitch, you can explicitly tell Windows Check That Everything Has Power. Before 5/12/2020 update my monitor was recognized as an audio output device and I could toggle between my monitor speakers and headphones in the playback device menu. Choose the device, press and hold (or right-click) it, and then select Properties. Check Your Graphics Card Driver What causes the “third monitor not detected” problem?. If you are trying to setup multiple monitors, see the Dell knowledge base article: How to Setup Multiple Monitors in Microsoft Windows 10. In the search box on the taskbar, - Type audio troubleshooter, select Fix and find problems with playing sound from the results, then select Next. 1) On your keyboard, press the Windows logo key and R (at the same time) to invoke the Run box. The monitor is not detected after upgrading to Windows 10. Hi Eva. Second Monitor not detected in Windows 11/10. By connecting both monitors while your PC is running, you’ll force the PC to recognize both of them. Press Windows key + i and go to System; Click Display; Scroll down to Multiple screens, click Detect; Then press the keys together: Windows key + P and select the Extend option; Verify that the second monitor is detected; See you soon! Reply Was this reply helpful? Yes No SM ScrP Mechanic Replied on April 26, 2023 Report abuse. Perform a Windows System Restore. Ensure your monitor and PC are connected. Ensure your monitor and PC are connected. A faulty, loose, or wrongly-placed cable is one of the most common reasons for a monitor saying no signal. Select the Extend Desktop to This Display Option Solution 2. Right-click on the Windows desktop and select Display Settings. 1) On your keyboard, press the Windows logo key and R (at the same time) to invoke the Run box. Solution 1: Power reset your external display. Here is the specs: Device name DESKTOP-PHBFR7H. If still the issue persist, try to uninstall and reinstall the display drivers and check if that helps. 4 Best Fixes for Windows 10 Not Detecting HDMI TV/Monitor. If the monitor does not show up in the settings, use these steps before messing around with the configuration settings on Windows 10: Confirm the monitor is connected to a power source. Right-click on the display adapter then choose Properties. This tool is designed to check for any misconfiguration on your drivers and repair them for you. Press Button 1or Button 2to select Othersoption in the menu and press Button 3to select. System Restore is an integrated Windows tool that is designed to protect and repair the operating system. Turn off your computer and monitor, and unplug the DisplayPort Cable. ), my USB-C to DisplayPort connection (through a USB-C to DisplayPort cable) to a monitor stopped working. The monitor is not detected after upgrading to Windows 10. 1) If this was caused by Windows Update (s) then you can check which were installed at Settings>Update & Security>Windows Update under Update History, then uninstall them from the link there, and immediately check for these again and hide with the Hide Updates tool explained here: https://www. An issue with the driver of these components can cause the external screen to not be detected so it is a good idea to reinstall the driver for this. 4) Run the Playing Sound troubleshooter at Start button > Settings> Update & Security > Troubleshoot. Since most troubleshooting steps had already been done even in-place repair, you can proceed with a custom installation of Windows to verify if your operating system is causing the issue or possible faulty hardware such as a display adapter or port issue. Second Monitor Detected but Not Displayed. Click on the Start button and then on the gear like a symbol to open the Settings app. Monitor Connection on Windows 10 PC">VGA No Signal – How to Fix a Monitor Connection on Windows 10 PC. If not use the Troubleshoot button nearby. If you still can't detect the second monitor in Windows 10, then you may Method 2 - Rollback driver to the previously. Select Device Manager from the available options in the new window. Windows will scan for any connected but undetected display and show it under the Display section. To restart your Windows computer, click on the Start Menu. Right-click on the Windows desktop and select Display Settings. On your keyboard, press the Windows key and type “control panel. Go to the Rearrange your displays section and click Detect. Set the Project mode correctly Press the Windows key + P to open the Project mode menu. Unplug your device from the DisplayPort monitor and press the Windows logo key + Ctrl + Shift + B. It does not work with a desktop and two laptops (all different brands) that run Windows 11. On Windows it is not detected at all. If you need help setting up your external monitors, see How to use multiple monitors in Windows 10. Unplug monitors from the dock. Power off the computer and restart to refresh the connection. The error code is displayed under Device status. Press any of the control buttons on your monitor. Wait 30 seconds and plug the cable back in, making sure you hear the click of the locking connector when inserting the cable. In Device Manager, find the device. Solution 2: Check the video input settings. Not Showing on Windows 10: 3 Ways to Enable It">4K Resolution Not Showing on Windows 10: 3 Ways to Enable It. Disable the Integrated Intel Graphics Card Solution 5. Docking station not detecting monitor. 8 Fixes for a Second Monitor Not Detected on Windows Force Detect Displays. The monitor reports no signal and Windows 10 reports not recognizing the USB-C device or USB-C device. Step 3: Scroll to the Multiple displays section and tap. Turn off your computer and monitor, and unplug the DisplayPort Cable. On Windows it is not detected at all. Reconnect all the monitors. If you right click on start button and click on device manager the gpu will be listed under Display adapters. Second Monitor not detected in Windows 11/10. Click on “Hardware and Devices”. WD19 dock problem: no monitors detected I've lately bought a WD19 dock to extend my HP Windows 10 laptop display to two Dell monitors. 1) If this was caused by Windows Update (s) then you can check which were installed at Settings>Update & Security>Windows Update under Update History, then uninstall them from the link there, and immediately check for these again and hide with the Hide Updates tool explained here: https://www. Check the Monitor Settings. We recommend, rolling back to the previous installed graphics driver and monitor driver if it updated. If you are trying to connect an old monitor or TV to your PC, Windows might have a problem 2. Check that the display is turned on. Check that the monitor is plugged into a power source. Reconnect All Monitors One by One Solution 3. Step 2 - Update Display adapter Expand the Display adapters option in Device Manager. A GPU is a graphical processing unit and is different from cpu. It should be marked with a yellow exclamation point symbol. No DisplayPort Signal From Your Device? 10 Ways to Fix">No DisplayPort Signal From Your Device? 10 Ways to Fix. Computer not detecting second monitor or multiple monitors. When the menu opens, choose Device Manager from the list. Choose Sound controller and other audio devices, then Driver tab, then Roll back if available. 1) If this was caused by Windows Update(s) then you can check which were installed at Settings>Update & Security>Windows Update under Update History, then uninstall them from the link there, and immediately check for these again and hide with the Hide Updates tool explained. Symptom The display is not working. 8 Fixes for a Second Monitor Not Detected on Windows Force Detect Displays. Click Start > Settings > Update & security > Windows Update > Check for updates Download and install any pending updates Restart your computer Press Windows key + X Click Device Manager Expand Monitors Right click the monitor Click uninstall Restart your computer then check if its working again properly. Turn off your computer and monitor, and unplug the DisplayPort Cable. Select the Start button, then type device manager and select Device Manager from the list of results. Press Windows + R to open Run, type devmgmt. The monitor reports no signal and Windows 10 reports not recognizing the USB-C device or USB-C device error? (not remember the exact error message) I have two laptops running into this issue. To reinstall a corrupted video driver on Windows 10, use these steps: Open Start. Step 2: On the left-hand pane, select Display. My OS : Windows 10 Pro: Right click on desktop, click on Display Properties. Select Start > Settings > Update & Security > Windows Update , then select Check for updates. Windows 11 apparently handles this procedure differently, and that is what I need to find out. Confirm the monitor is turned on. If you have problems connecting your Surface to a TV, monitor, or projector, try these solutions to identify the issue. Windows 10 can automatically detect. The computer does not detect the TV as a display. The monitor on the non working port is working in the bios if it is the only one connected as wells as the start up screen at what appears the normal resolution (HD) in both OS. Update Your Device’s Graphics Driver. not working on Windows 11">How to fix external display not working on Windows 11. -Go to the monitor manufacturer's website, see if they have any driver updates available. Windows 10 won't be able to detect the 2nd monitor if the monitor driver is out of date or faulty. Connect a Wireless Display If your physical connection (via cable) doesn't help Windows 10 detect the second monitor, try connecting a wireless display instead. On your keyboard, press the Windows key and type “control panel. Confirm the monitor is turned on. Don't use the Submit capability; it doesn't work currently. Select Start > Settings > Update & Security > Windows Update , then select Check for updates. Windows 10 does not detect Displayport to HDMI connection">Windows 10 does not detect Displayport to HDMI connection. Before performing the complex troubleshooting options, you should first try to restart your computer to refresh the connection. It is applicable for Windows 11 and Windows 10. I have a YOGA 920 running Windows 11. Otherwise, update your graphics and monitor drivers on the Device Manager. Applicable Brands ThinkPad System Is Configured With ThinkPad USB Dock Operating Systems Microsoft Windows 10 Solution Users need to download and install the latest drivers for the USB docking station from the following url link:. I recommend running the troubleshooter. You can do this by using your mouse, going up or down with the arrow keys and pressing Enter, or by pressing the Windows + P keys to cycle through options. Select Start > Settings > Windows Update > Check for updates. I'm Greg, an installation specialist, 10 year Windows MVP, and Volunteer Guardian Moderator here to help you. If your operating system cannot detect the other monitor, right-click on Start, Select Run, and type desk. Troubleshooting Display or Monitor Issues. No DisplayPort Signal From Your Device? 10 Ways to Fix. Windows 10 can automatically detect all the displays connected 2. When the Device Manager window appears, click the Display adapters and right-click the item below. Go to the Rearrange your displays section and click Detect. Click Wireless display or dock. The monitor on the non working port is working in the bios if it is the only one connected as wells as the start up screen at what appears the normal resolution (HD) in both OS. Turn the computer off. If the external monitors are not being detected, we recommend manually trying to detect the displays. Manually Detect Display. Also visit the video card manufacturer's website to keep the drivers up to date. Your PC’s screen will go black for about 2 seconds, and you should also hear a beep. Right click on the display driver and select Uninstall. You can do this by using your mouse, going up or down with the arrow keys and pressing Enter, or by pressing the Windows + P keys to cycle through options. To force detect multiple displays: Press Win + I to open Settings. Click on Device Manager from the search results. Search for Display Adapters and expand it. Laptop not detecting the monitor. Right-click the Start menu icon or press Windows + X and select Device Manager in the Quick Access Menu. For your info, I have tried 4 different Dell monitors and my TV and the model numbers are below in case this helps at all; the monitors all fail to be. Check That Everything Has Power You should ensure that everything is connected to a power source and turned on. Press Windows Key + X to open Win + X menu. Solution 4: Duplicate or extend your display on the external screen. Configure the Multiple Display Settings in Windows 10. Look for the Recommended resolution, which is your display’s native resolution and should be auto-selected by Windows. Expand the Universal Serial Bus controllers section, right-click Universal Serial Bus controllers. 4 Best Fixes for Windows 10 Not Detecting HDMI TV/Monitor 1. If you're using Windows 10, the process is exactly the same. On Linux after the boot up the second Monitor is found but only as a unknown Display and the resolution is limited to 640x480. a Thinkpad T480s and a Surface Laptop 3. Second monitor or multiple monitors not displaying. If no monitor appeared for you, let's move on to further troubleshooting steps. Press Win + I to open Windows Settings Panel. Select Properties, then Driver tab, and click Roll Back Driver and follow the on-screen instructions. How many monitors do you see? In my case , some how the display for 1 monitor was set to a un-suported resolution, so that monitor was not displaying anything. In the View by section on the upper right, make sure that it says Small icons. 4) Select the Driver tab and click Roll Back Driver, then follow the on-screen instructions. Set up Multiple Displays Solution 4. How to get Windows 10 to detect your second monitor Method 1 - Manually detect Monitor settings. 3) In the Display adapters section, right-click on your display device software, and select Properties.