Windows 10: Can't detect a second monitor

Discus and support Can't detect a second monitor in Windows 10 Software and Apps to solve the problem; HiMy laptop don't find my second monitor, I already try the window's + P, unistalling the drivers and reinstalling again and nothing, the second... Discussion in 'Windows 10 Software and Apps' started by JoãoBernardino3, Feb 26, 2022.

  1. Can't detect a second monitor


    HiMy laptop don't find my second monitor, I already try the window's + P, unistalling the drivers and reinstalling again and nothing, the second monitor is always in black.In the past this monitor works but after a windows updated the screen is always blackCan someone help me with that?

    :)
     
    JoãoBernardino3, Feb 26, 2022
    #1

  2. Second monitor not detected

    Hello,

    May we know if you've already tried the suggestion provided by Robert Aldwinckle on forums on this

    thread
    ?

    If Windows can't detect your second monitor, it's usually a driver problem. It could be due to your video driver being outdated, incorrect or faulty. It's also possible that your monitor driver is causing the problem.

    Since the issue occurred after the latest update, it's possible that the video or monitor drivers require an update. Try looking for the updated version of the drivers on the device manufacturer's website and follow their instructions.

    If the issue persists, try to roll back the drivers to the last good configuration. To do that, you may follow these steps:

    • Right-click the Start button and select Device Manager.
    • Right-click your device driver, select Properties, and browse to the
      Driver tab.
    • Press the Roll Back Driver option if available, and Windows 10 will begin the process.

    Let us know how it turns out.
     
    Aileen Alf, Feb 26, 2022
    #2
  3. Kapil Arya MVP, Feb 26, 2022
    #3
  4. Can't detect a second monitor

    Second monitor not detected after update

    Hi Tom,

    There are several reasons that could have caused the issue you are experiencing. One of these is the update you previously performed in Windows, either it was not configured properly by the system or the update components were corrupted. Kindly answer the
    following questions for clarification:

    • Have you tried updating the monitor and display drivers?
    • Have you tried to use another user profile to check if the issue re-occurs?

    Furthermore, we suggest that you add the other monitor manually. This is to ensure that the second monitor is still connected after the update. Here are the steps:

    • Type connected devices and open Connected Devices on the
      Windows Search bar.
    • Click Add devices.
    • Select the Second screen.
    • Pick one of the 3 options: Duplicate, Extend, and the Second screen only.
    • The Duplicate option will duplicate the primary display to secondary display.
    • The Extend option will unite two monitors so you can use them both as one.
    • The Second screen only option will, obviously, disable primary and use only the secondary monitor.
    • Once you’ve chosen the preferred mode, save changes.

    We're looking forward to your response.
     
    PreciousLeb, Feb 26, 2022
    #4
Thema:

Can't detect a second monitor

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