https://learn.microsoft.com/en-us/uwp/api/windows.media.devices.regionsofinterestcontrol.autoexposuresupported?view=winrt-28000
RegionsOfInterestControl.AutoExposureSupported Property (Windows.Media.Devices) - Windows apps |...
Gets a value that specifies if auto exposure is supported on the capture device.
windows mediapropertydevicesapps