
XNA Game Studio 4.0 Refresh Windows Phone Extensions.Windows Phone 7.1 Developer Tools beta will install the followings from the package: Windows Phone 7.1 Developer Tools package DirectX 10 or above with WDDM 1.1 driver capable graphics card.At least 3 GB RAM and 4 GB free Hard Disk space.You must have Windows Vista with Service Pack 2 or Windows 7 OS (any edition except Starter Edition).To install the 7.1 Beta tools, your System should match the following Requirements: Remember that, if you have Visual Studio 2010 already installed in your development environment, you must install Service Pack 1 before installing the Windows Phone 7.1 Developer Tools. Once downloaded, start the installation process to continue. Developer Tools Beta Release Note - 48 KB.Standalone/Offline installer for Windows Phone 7.1 Beta Tools (ISO image) - 717.81 MB.Web Installer for Windows Phone 7.1 Beta Tools - 3.4 MB.You can download it from any of the following path: In this post, find the links from where you can download (both Web & Standalone/Offline installer) and install the Developer Tools 7.1 Beta release. development stage) and hence you can't use it for production. Remember that, it is still in Beta stage (i.e. You can use this new Beta Tools to develop applications targeted to both 7.0 and 7.1 OS version.

of new features (more than 500) including Internet Explorer 9 and Skype inbuilt in the OS.

Windows Phone 7.1 Developer Tools (code named "Mango") Beta has been released on 24th May 2011.
