Alternatively, you can simply opt for the Auto mode. If it is set to Manual, you need to check whether HDMI is selected or not. Almost every monitor has a similar option that determines whether the source will be selected by the user or the machine itself. Related: Third monitor not detected in Windows 11 2] Source detectionĮven if you have configured everything correctly, your second display may not work if the “Source” is not selected properly. If you are using any kind of converter, it is suggested to verify that it is working with another setup as well. Similarly, you should check the HDMI cable that you are using to connect the second display to the Windows 10 laptop. In this way, you would be able to ensure that the HDMI port is up and running.
It is recommended to use the same HDMI port while connecting it to another PC or machine. 1] Crosscheck with another setupĬheck whether your second display is working properly with another computer or not. You will need admin permission to follow some of these methods.
#Viewsonic drivers monitor was not found install
Install or Uninstall & Re-install Display driver.Having done that, proceed with our recommendations: That way, you would be able to confirm that your monitor is getting power properly. Just plug in the power cord and check if it displays the manufacturer’s logo or displaying No Signal.
If the external monitor is not working with your Windows 11/10 laptop or your Windows PC is not detecting the second monitor, here are some solutions which may help you troubleshoot this problem.īefore trying any of these suggestions, you should check whether your second display is receiving proper power or not or not.