Microsoft’s Windows Phone 8.1, the first major update to the Windows Phone mobile operating system, introduces a virtual personal assistant named Cortana, several cool design tweaks, and a host of new ...

Microsoft's Windows Phone 8 SDK is now expected around the time Windows Phone 8 itself launches, which is expected to be October 29. Mary Jo Foley has covered the tech industry for 30 years for a ...

Windows Phone 8, which Microsoft partially unveiled this week, is the company’s third version of its mobile OS. And for some experienced Windows Phone developers, Microsoft got it all right. (PICTURES ...

The documents, which appear to originate from within Microsoft, describe the Windows Phone Application Platform, a mobile application development environment that's designed to support "consumer ...

Making a critical move in mobile application development, Microsoft on Monday shipped a beta version of its Windows Phone 7 Developer Tools, but early reaction from some developers was tepid. The beta ...

Developers have download more than 300,000 copies of the development tools for Microsoft's upcoming Windows Phone 7 in what the vendor is touting as a harbinger of the potential success of the new ...