552.m4v - Bayfiles Info

: Most historical WWDC sessions, including those from 2011, are archived on the Apple Developer website . You can search by session number (552) to find the video and related documentation.

: A reliable, open-source alternative for Windows, Mac, and Linux available at videolan.org . 552.m4v - BayFiles

: This is the default player for .m4v files on macOS. : Most historical WWDC sessions, including those from

: If a player doesn't recognize it, you can often safely rename the extension from .m4v to .mp4 as they are nearly identical formats. : Most historical WWDC sessions