Microsoft WP team blog said Mango system released on September 15

Beijing time on September 13th news, Microsoft's WP development team recently said in its blog that the Windows Phone Mango system may be officially launched on September 15, 2011.
Microsoft WP development team said Mango system will be launched on September 15

The team said through the Live Side blog: "Next week is an important week for Windows Phone, Mango system will be released And the final development tools are also available to developers. ” Insiders analyzed that this specific date may be what was said before September 15.

But in this blog, the WP team did not explain the details of upgrading from WIndows Phone to Mango system, including whether the lock-free machine can be upgraded and whether the upgrade has operator participation.

Previously, many vendors including Nokia and HTC have suggested that the Microsoft WP Mango system will be released in September. The WP team's statement is quite credible.