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是否可以从我的应用程序中判断操作系统是否有可用的升级？如果是这样，我们可以告诉什么版本可用？

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Can't be done. There's no set API to determine when an upgrade is available because that functionality is dependent on the manufacturer, not Google.

于 2013-07-12T21:27:23.687 回答