Windows Phone 8 update historyWindows Phone 8 update historyhttp://www.windowsphone.com/en-US/how-t
Windows Phone 8 update history
Windows Phone 8 update history
http://www.windowsphone.com/en-US/how-to/wp8/basics/windows-phone-8-update-history/
Windows Phone 8 更新历史记录
http://www.windowsphone.com/zh-CN/how-to/wp8/basics/windows-phone-8-update-history/