The version history of the Windows Phone 7 operating system began with the release of version 7.0 in October 2010. Windows Phone is a mobile operating system developed by Microsoft. Windows Phone has seen one minor update and a planned major update. These updates to the base operating system typically fix bugs and add new features.
If you are looking to upgrade your phone because it is boring or doesn't have all of the features you would like, consider these five things to look for when buying a new cell phone to help you decide which phone is best for you.
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