Safari 10

10.0.2

Release Date: Dec 13, 16

Your browser is up to date

Keeping your browser up-to-date ensures you have the latest and greatest stream playback support.

Sierra?

Mac OS X

Release Date: Sep 20, 16

Your OS is up to date

Keeping your operating system up-to-date ensures you qualify for the latest software updates necessary for optimal media playback.

Comcast Cable

Your internet provider (ISP) is the gateway between your device and the video stream. Network issues are the most common cause of streaming problems, like excessive buffering or loss of quality.