According to Boy Genius Report, there’s a rumor that the Sprint HTC Evo 4G is expected to receive a software update on June 28. This update is said to improve three things:

- Wi-Fi performance
- Exchange Active Sync which include a fix to issue including new account set up, PIN policy usage, and Exchange Server 2010 Calendar Sync
- Social Networking Sync issue with Facebook application which can improve battery performance

Spring hasn’t confirmed this update, but keep your tabs on the rumored June 28 date.

Source: Cnet via BoyGenius Report