In addition to today’s Windows Phone 7 Mango software and hardware announcements pertaining to the …

Now playing: Watch this: Windows Phone Mango preview 1:15 NEW YORK–Earlier today, Microsoft previewed its upcoming Mango update for Windows Phone. Expected to roll out to devices in the fall, Mango brings more than 500 new features, making it the biggest update to the mobile operating system since it debuted in November 2010. It’s an impressive number, to be sure, …

Seven months after launching its bold new Windows Phone 7 OS, Microsoft peels open its forthcoming Mango update at a preview event in New York. There are still plenty of unknowns, like whether the more than 500 software updates will be tempting enough to attract customers and gain market share. Windows Phone Mango update (photos) +14 more See all photos …