您好！
目前最新的Windows Phone 8 版本是下面三种，
OS version: 8.0.10501.127, 8.0.10512.142 or 8.0.10521.155*.
所以您目前手机没有更新是正常的。
Windows Phone 8版本更新历史请查看：
http://www.windowsphone.com/zh-cn/how-to/wp8/basics/windows-phone-8-update-history
祝您生活愉快！
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