Does the APNS device token ever change, once created?(APNS 设备令牌是否会在创建后更改?)

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问题描述

Once created does the push notification device token ever change?

Example when the app is updated? or in any other case it can change??

解决方案

From [Apple Documentation ApplePushService]2

The form of this phase of token trust ensures that only APNs generates the token which it will later honor, and it can assure itself that a token handed to it by a device is the same token that it previously provisioned for that particular device—and only for that device.

If the user restores backup data to a new device or reinstalls the operating system, the device token changes.

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