When leaving game, if you're using Windows HDR mode the game will not reset the settings. The solution right now is going to display settings > HDR on >> HDR off >> HDR on again to make the brightness reset to the correct value rather than it being dim.
When leaving game, if you're using Windows HDR mode the game will not reset the settings. The solution right now is going to display settings > HDR on >> HDR off >> HDR on again to make the brightness reset to the correct value rather than it being dim.