Existing Windows Phone owners let out a resigned sigh when Microsoft announced that current hardware won't be upgradeable to the new and improved Windows Phone 8 operating system when it launches ...

Nokia admitted it is taking a risk with its move to the Windows Phone platform, reiterating short-term support for its Symbian platform and detailing plans to develop its feature phone product line.

In a filing with the U.S. Securities and Exchange Commission on Friday, Nokia laid out the threats it faces as part of its planned deal with Microsoft. There are many, according to Nokia. Some have ...