Apple closes the verification channel for iOS 16.5. Can I still downgrade after upgrading?

Apple released the iOS/iPadOS 16.5 update (internal version number: 20F66) on May 19. Compared with previous versions, the update is not significant. It mainly fixes important BUGs and does not introduce too many new features. 34 days later, on June 22, Apple pushed the iOS 16.5.1 update (build number: 20F75) to iPhone users. iOS 16.5.1 fixed the problem of being unable to use the Lightning to USB 3 camera adapter, and also integrated various security patches and fixed many vulnerabilities reported by users. Many users updated the official version of iOS 16.5.1 as soon as possible.

We all know that iPhones can get new features by upgrading and updating the system, or they can Fix bugs in the system through upgrades and updates. Everyone also knows that Apple will close the verification channel for the old version of the iOS system after a period of time after the new version of the iOS system is pushed. This can best ensure that the iPhone is using the latest version of the iOS system. Because of this, on July 1st just past, Apple announced that it had closed the iOS/iPadOS 16.5 verification channel, which also means that users who have upgraded to iOS 16.5.1 and above can no longer downgrade to iOS 16.5.

The iOS16.5 system upgrade update introduces the "Sports" tab in Apple News, introduces the Pride Month celebration wallpaper, and fixes the problem that Spotlight may become unresponsive. Resolves an issue in CarPlay where podcasts may not load content, fixes an issue where Screen Time settings may reset or fail to sync across all devices, and the iOS 16.5.1 official version upgrade update fixes an issue where charging via the Lightning to USB 3 camera adapter problem, two 0day security vulnerabilities have been fixed. However, according to tests, some iPhones have experienced reduced battery life after upgrading to the official version of iOS 16.5.1. For example, iPhone 12 and iPhone 13 have experienced reduced battery life after upgrading to the official version of iOS 16.5.1. Afterwards, there was a problem of reduced battery life. Since these problems have occurred after upgrading to the official version of iOS 16.5.1, they cannot be solved by downgrading. For users of older models who have not yet upgraded to the official version of iOS 16.5.1, it is best to consider before upgrading to avoid being unable to downgrade after upgrading.

Currently Apple has pushed the iOS16.6 beta version upgrade update, and the iOS16.6 official version will be coming soon. Maybe everyone will wait for the iOS16.6 official version. will be better.

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