After the last Win 10 update my computer no longer identifies my second monitor. Why

[Windows Central Question]

What can I do to correct this. I've checked the connections, rebooted the computer. The non functional monitor is plugged into an HDMI port, the main screen into the VGA

 

[holdum333]

Hi Welcome to Windows Central! What do you see if you hold down the windows logo and tap P?
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http://forums.windowscentral.com/ask-question/310085-join-windows-central-community.html