Problem	OS (macOS, Windows)	Chrome	Safari	Edge	Firefox	Error Type (MediaPermissionsError)	Recommended User Action
Browser doesn't have System Preferences access to camera or mic	macOS	NotAllowedError: Permission denied by system	N/A (Safari always has access)	NotAllowedError: Permission denied	NotFoundError: The object can not be found here.	SystemPermissionDenied	Open Mac System Preferences and enable under Camera
Browser doesn't have System Preferences access to camera or mic	Windows	NotReadableError: Could not start video source	N/A (Safari not available)	NotReadableError: Could not start video source	NotReadableError: Failed to allocate videosource	N/A	Open Windows Settings and enable under Camera
User denied permission to access camera or mic	macOS, Windows	NotAllowedError: Permission denied	NotAllowedError: The request is not allowed by the user agent or the platform in the current context, possibly because the user denied permission.	NotAllowedError: Permission denied	NotAllowedError: The request is not allowed by the user agent or the platform in the current context.	UserPermissionDenied	Manually give permission by clicking on Camera Blocked icon (Safari needs a reprompt)
Camera in use by another application (Zoom, Webex) or tab (Google Meet, Messenger Video)	Windows	NotReadableError: Could not start video source	N/A (Safari not available)	NotReadableError: Could not start video source	AbortError: Starting videoinput failed	CouldNotStartVideoSource	Turn off other video
All Other Errors						Generic