This means if you have a branded computer, also known as an Original Equipment Manufacturer (OEM) computer, that has a custom graphics card driver, you may lose any custom configurations made by the manufacturer.

If the device has a custom driver provided by the computer manufacturer, consider that manufacturers (for example, HP, Dell, Acer, Microsoft, and many others) usually modify the original drivers for their desktops and laptops. In the event that you have to install the latest driver to resolve connections problems with a monitor, companies like Intel, NVIDIA, and AMD provide tools to update drivers quickly. Update driver with manufacturer softwareĪlthough Windows 11 can install most video cards automatically, Windows Update doesn't always have the most recent driver updates. Once you complete the steps, the external monitor should work as expected. Select an option to answer the question.Source: Windows Central (Image credit: Source: Windows Central) Update the external monitor firmware to help fix bugs and compatibility issues (uncommon).Īfter trying the above troubleshooting steps, if you still have issues, the problem may be software-related.Disconnect printers, cameras, and other USB devices to confirm that none of the peripherals is conflicting with the monitor.Connect another known working monitor to determine the issue isn't the graphics card.Connect the monitor to another device to confirm whether the issue is with the monitor.Check the manufacturer for requirement details to ensure you have the correct cable.

DisplayPort and HDMI cables have different variations.

Change ports if the monitor and graphics card have different ports.

Connect a different video cable to discard a problem with the cable.

Disconnect the video cable from both ends and reconnect again after a minute.

Locate the display controls and switch to the correct input port.

Confirm the signal cable connection between the computer and monitor.

Power off the computer and restart to refresh the connection.

Check that the monitor is plugged into a power source.

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