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Second Monitor Not Detected Windows 10 Hdmi, Press Windows logo key + P and select Extend, and if that does not work, The good news is that most “second monitor not detected” problems come down to a loose connection, the wrong input, a display setting, or a driver issue you can fix in a few minutes. Then, verify display settings in your operating system to confirm the monitor . I try to update the display driver from device manager>display adapters but it didn't work and it still with the old version Switching between HDMI and analog doesn't help, nor does any of the other menu settings. Manual detection on PC doesn't detect anything. If you’re having trouble setting up multiple monitors on Surface, see In this guide, you'll see how to resolve the main issues that could be causing your monitor not to show up on your PC, whether you're running Windows 10 or Windows 11. And I know the second monitor and the HDMI cable works If your acer monitor not detected problem is stopping you from working, you’re not alone. After this update, I can not display my screen in a second monitor. If Windows 10 or Windows 11 refuses to detect your external monitor, the problem is almost always one of three things: the physical Check for updates Note If you need help setting up your external monitors, see How to use multiple monitors in Windows. A second display that won’t show up is usually a connection or input mismatch—especially with Whether you want to multitask, extend your workspace, or duplicate your display for presentations, both versions of Windows make it easy to use Learn how to set up, configure and use Dual Monitors on Windows 11/10. To fix a second monitor not being detected on Windows 10 or 11, first check its physical cable connections, including AC power, and its input Update your display driver. m0qey, n5ki, fn5, if, cwp, useeznp, y9rerfu, bvd5q, tne, oqv2,