Windows 11 HP laptop doesn't connect with external monitor using USB-C

  • Thread starter Thread starter soguhw
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soguhw

Hello all, I have been using an HP laptop (W11 Business) with an external monitor (Dell U3821-DW) for years. I connect the laptop with a USB-C cable to the monitor's USB-C upstream port. Then the laptop is connected to power, internet and the monitor with one cable. This morning it suddenly stopped working. The laptop does charge and is connected to the internet, but the monitor function does not work. When I go to project > second screen only nothing happens. There is nothing wrong with the cable because with another laptop it does work. So I suspect a driver problem. But which driver? Any

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