Connecting a VGA monitor via Thunderbolt to a MacBook Pro
Solution 1:
Open System Preferences → Display.
Hold ⌥option which will change the ‘Gather Windows’ button to ‘Detect Displays’.
Clicking it might detect your VGA.
Open System Preferences → Display.
Hold ⌥option which will change the ‘Gather Windows’ button to ‘Detect Displays’.
Clicking it might detect your VGA.