Device "xxx的 iPhone" isn't regis

Device "xxx的 iPhone" isn't registered on the developer portal. The device must be registered in order to be included in a provisioning profile.
主要原因是证书没有下载到测试机上

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图中有一个下载证书，下载完了就可以了。

或者在苹果的开发者后台，也可以手动配置

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