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Verify the correct input: Monitors with multiple input options need you to manually select which cable and port you’re using, like HDMI 1, HDMI 2, DisplayPort 1.4, USB-C, and so on. You may need to find newer, compatible accessories or use connections on your PC instead of your monitor. If your display starts working afterward, these connections were probably interfering with your setup. Remove other peripheral devices: Disconnect any connected cameras or other unnecessary peripherals. If they do seem well secured, unplug them and plug them in again just to be sure. Verify cable connections: A loose cable can cause “no signal” errors more often than any other problem. That may be all it needs to recognize the video feed and start displaying it correctly. Turn the screen off and on: Some connection types don’t like hot swapping while a different monitor is powered on. In Windows 11, you can find this under the Multiple Displays section. In the following window, click the Detect button located under the display diagram. To force it to check again, right-click the desktop and select Display Settings from the resulting pop-up menu. MacBook Pro M2 Pro/M2 Max buying guide: how to make the right choiceįorce Windows to detect your monitor: Maybe Windows didn’t recognize your second display’s connection. HP Weekend Flash Sale: The 6 best laptop deals, from $250ĭell is having a big sale on business laptops - up to $2,500 off
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There are several reasons why this happens and plenty of fixes you can try to sort it out. It simply means that the display has power, but it isn’t receiving visual data.
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Images don’t align on monitors of different size.Additional monitors suddenly stop working.Apps and tabs keep getting shuffled around.Two monitors can connect, but not the third.Color on one monitor is incorrect compared to the others.Other monitors have the wrong aspect ratio.
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