


Can I still downgrade after upgrading to iOS 17.2.1? What are the downgradeable versions?
Apple today pushed the official version of iOS 17.2.1 to users, which mainly fixes the problem of excessive power consumption in certain scenarios!
#In order to ensure the security of the device operating system and encourage users to update in a timely manner, Apple usually closes the verification channel for older versions of iOS after a new version is released. Therefore, with the launch of the latest versions of iOS 17.2 and iOS 17.2.1, Apple has also stopped verification support for iOS 17.1.1 and iOS 17.1.2, which means that iPhone users cannot downgrade to these two versions. This move is aimed at ensuring the security of user devices and prompting users to update to more secure operating system versions in a timely manner.
Currently, users can upgrade to iOS 17.2.1, iOS 17.2, and iOS 17.3beta. If you have upgraded to iOS 17.2.1 at the first time, you can downgrade to iOS 17.2.1. The only version available is iOS 17.2.
iOS 17.2 introduces a new note-taking app, space for iPhone 15 Pro models Audio recording function, and updates to applications such as Messages and Apple Music; the latest iOS 17.2.1 fixes several unspecified bugs based on iOS 17.2; iOS 17.3 is currently being tested and is expected to be released in January next year roll out.
At this stage, the official version of iOS 17.2.1 is your best choice. Apple recommends that all users upgrade and install the official version of iOS 17.2.1.
The iOS 17.2.1 official version upgrade method is as follows:
Open the PC side (need to update to the latest version) , connect your iOS device to your computer. On the "One-click flashing" page, select iOS 17.2.1, check the "Keep user data flashing" option, click "Flash now" and wait patiently for the flashing to complete.
The above is the detailed content of Can I still downgrade after upgrading to iOS 17.2.1? What are the downgradeable versions?. For more information, please follow other related articles on the PHP Chinese website!

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