Windows 10: black screen after duplicated displays laptop and external monitor and changed advanced...

Discus and support black screen after duplicated displays laptop and external monitor and changed advanced... in Windows 10 Installation and Upgrade to solve the problem; Yesterday, I changed my 2nd monitor to "duplicate display" with my laptop screen. Then I made the mistake of using the advanced option to not allow... Discussion in 'Windows 10 Installation and Upgrade' started by CA_218, Dec 1, 2023.

  1. CA_218
    CA_218 Win User

    black screen after duplicated displays laptop and external monitor and changed advanced...


    Yesterday, I changed my 2nd monitor to "duplicate display" with my laptop screen. Then I made the mistake of using the advanced option to not allow Windows to access "this display" or something like that thinking that would shut down my laptop display and keep the external monitor on. However, both monitors went black. I can open Safe Mode, and can open CMD as admnistrator. But I don't know what to do next. I have tried sfc /verifyonly and got a return message "Windows Resource Protection found integrity violations." sfc /scannow ran but returned the message "Windows Resource Protection c

    :)
     
    CA_218, Dec 1, 2023
    #1
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black screen after duplicated displays laptop and external monitor and changed advanced...

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