Created attachment 8574482 [details] Cropped screensharing attachment If you share your whole screen on a retina displayed Mac the screen is not sized correctly and the screen is cropped. Steps: Using a MacBook with a retina display . 1. Add fiddle.jshell.net to your media.getusermedia.screensharing.allowed_domains in about:config 2. Go to https://jsfiddle.net/922bLsaq/2/embedded/result/ 3. Choose entire screen from the screen to share door hanger. Result: You will see a cropped screen and oversized as in the attached screenshot
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