FIX: Windows 10 PC doesn’t recognize the TV HDMI

Ivan Jenic
by Ivan Jenic
Troubleshooting Expert
Passionate about all elements related to Windows and combined with his innate curiosity, Ivan has delved deep into understanding this operating system, with a specialization in drivers and driver troubleshooting. When he's not tackling... Read more
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  • Many Windows 10 users encountered that their PCs won't recognize the TV HDMI.
  • In order to quickly solve this annoying problem, you need to make sure that it's not a hardware issue.
  • Take a look at our Windows 10 section for complete guides from trustworthy tech experts.
  • For accurate solutions to similar problems, you may also visit our Fix Hub.
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Users tend to connect a TV to their PC, and while this usually works, many have reported that Windows 10 doesn’t recognize their TV.

Normally, PCs are connected to Smart TVs via HDMI cable. And in the event that this issue occurs, it could be that the cable is damaged.

Hence, it is recommended you check the cable to ensure it’s in good condition. If it is, then you can go ahead and try some fixes in this guide.

How do I fix a Windows 10 PC if it won’t connect to TV HDMI?

1. Update the display driver

  1. Press Windows Key + X to open Device Manager.
  2. Expand the Display Adaptor.
  3. Locate and right-click on the video driver.
  4. Click on Update driver.
  5. Wait for the update to complete.
  6. Restart computer.

In case the error is associated with the display driver, updating it would fix the error and your PC can now detect the connected TV.

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2. Reset display output

  1. Connect your PC to your TV using an HDMI cable.
  2. On your PC‘s desktop window, right-click and select Personalize.
  3. Select Display. This should show you the connected TV (as a second monitor).
  4. If you can’t detect the TV, proceed.
  5. Press Windows Key + P.
  6. Select Duplicate or Extend.

If the display output on your computer is not appropriately set, your PC would be unable to detect/recognize a TV that is connected to it.


3. Troubleshoot hardware and devices

  1. Input Command Prompt in the search box and hit Enter.
  2. Type the following command and hit Enter: msdt.exe -id DeviceDiagnostic
  3. Once the troubleshooter displays, follow the on-screen instructions to complete the process.
  4. Exit program.

After running this troubleshooter, reconnect your TV and check if your PC can now detect the TV.

If the problem persists, you can try the next solution.


Can’t access Command Prompt as an admin? Take a look at this guide.


4. Install drivers in compatibility mode

  1. Navigate to the official download site of your PC manufacturer, and download the driver from there.
  2. Locate the download driver‘s setup file and right-click on it.
  3. Click on Properties.
    properties laptop wont connect to tv hdmi windows 10
  4. Locate and click on the Compatibility tab.
  5. Check the Run this program in compatibility mode for box.
    compatibility mode windows 10 doesn't recognize my tv
  6. Select Windows 10, and click OK.
  7. Follow on-screen instructions to complete the installation.
  8. Restart PC.

This procedure, if properly executed should fix the error.


These are some potential solutions that you can try if Windows 10 fails to recognize or detect your TV.

However, it should be noted that, in the event of physical damage to the HDMI cable, these solutions are practically useless. In such cases, you might have to replace the cable.

In case you have subject-related questions or suggestions, feel free to post them in the comments section below.

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