This message was posted on behalf of Intel Corporation
I understand you are trying to connect your Mac Book Pro to an external monitor using a VGA to HDMI adapter, but it is not working.
Let me apologize for any inconvenience this issue may be causing to you.
Apple* has requested that all inquiries related to their products need to be referred to them. The best option would be contacting Apple* so they can provide proper troubleshooting steps for this issue. This link will give you their contact information https://support.apple.com/contact