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  1. Unable to detect second monitor - HP Support Community

    Feb 19, 2025 · A second monitor may be added using the port as #2 NOTE: Connects a display device that has a USB Type-C connector, providing DisplayPort output. If the monitor does not accept …

  2. 2nd monitor not detected help! | NVIDIA GeForce Forums

    Jan 18, 2020 · Windows can detect monitor 1 and 2 but when i go to Nvidia controlboard it only detect monitor 1 and cant see monitor 2. It results in 2 black screens every now and then . .

  3. Dual display detection error - HP Support Community - 9412288

    Jun 8, 2025 · I have connected 2 monitors to my pc. They show the same image. But I want to change settings to extended. Settings cannot be changed because the second monitor is not detected in …

  4. Laptop can't detect second monitor - HP Support Community

    Mar 19, 2018 · Hi, I tried to connect my external monitor using HDMI-DVI connector. System is not detecting another monitor. hp laptop also does not show advanced display settings. i ve tried these …

  5. Second monitor not detected - HP Support Community - 9301027

    Feb 4, 2025 · Ensure the second display is enabled and properly configured. You may need to manually configure the second monitor to extend the desktop. Force a Display Detection Using the Graphics …

  6. Second monitor stopped working - HP Support Community - 9348548

    Mar 22, 2025 · Scroll down to "Multiple displays" and ensure the second monitor is detected. If not, click "Detect" to search for additional displays. Test with Different Ports and Cables: Since both ports and …

  7. External monitor not connecting to laptop - HP Support Community

    Mar 29, 2024 · If your monitor isn't detected, try clicking "Detect" to force Windows to look for it. Update or Reinstall USB and Monitor Drivers: Since you've updated the graphics driver, also check for …

  8. HP laptop can't detect other display - HP Support Community

    Feb 15, 2022 · I go to System/Display/Multiple Displays and press "Detect" and it says "We didn't find another display". In terms of debugging, here are a couple of things I tried: - I plugged in the HDMI …

  9. Laptop will NOT detect external monitor - HP Support Community

    Jul 17, 2025 · My laptop will NOT detect an external monitor despite following all guidance/troubleshooting, installing drivers etc - HELP!

  10. USB-C won't recognise any external monitor. - HP Support Community

    Jan 11, 2024 · We have several HP EliteBook 840 G7s that have started to refuse to connect to external monitors via the USB-C ports - This functionality was working before December 2023 but has …