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What registry key or windows file determines where monitors are placed in a multi monitor environment?

Fresh7 days ago
Mar 15, 2026106909 views
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Problem

I have a laptop with a USB to VGA adapter which allows me to add a third monitor to my laptop (the second monitor uses the onboard slot). It worked fine on Windows Vista - you could go into Windows' display settings and Windows would recognize the third monitor and let you drag it around accordingl…

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Fix for: What registry key or windows file determines where monitors are placed in a multi monitor environment?

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For anyone that is looking for the key in Windows 7 it is in one of the folders in: Look for and in each of the subfolders; you have to edit the hex string. Binary / decimal / hexadecimal converter: http://www.mathsisfun.com/binary-decimal-hexadecim…

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