Updating to windows mobile 5
was released at Microsoft's Mobile and Embedded Developers Conference 2005 in Las Vegas, May 9–12, 2005. NET Compact Framework 1.0 SP3, an environment for programs based on . Windows Mobile 5.0 included Microsoft Exchange Server "push" functionality improvements that worked with Exchange 2003 SP2.
Microsoft offered mainstream support for Windows Mobile 5 through October 12, 2010, and extended support through October 13, 2015. With AKU2 software upgrades all WM 5.0 devices supported Direct Push.; microsoft.support = microsoft.support