The latest version of windows media player is window Phone 7.5 also known as Mango. Amongst other leading phone manufacturers, Microsoft has tied up with Nokia for windows media player with the struggling Finnish mobile phone giant that is banking its future on Microsoft software. Talking about mobile operating system Microsoft is full of history to be written especially about windows media player. Windows Phone Mango has released to rave reviews of windows media player but the mobile operating system's windows media player software journey starts from the decade-and-a-half to 1996. Windows CE, pocket PC 2000, Pocket PC 2002 Windows Mobile 5.0, 'Windows Mobile 6 Professional' Windows Phone are Microsoft's latest operating system of windows media player on the latest mobile devices. Reviewers have praised the software windows media player but consumers have been a little slow to catch up with it.