Mobile TutorialiPhoneCan I still downgrade after upgrading to iOS 17.4? What are the downgradeable versions?Can I still downgrade after upgrading to iOS 17.4? What are the downgradeable versions?
The editor of php is here to answer a common question: "Can I still downgrade after upgrading to iOS 17.4? What are the downgradeable versions?" Many iOS users may encounter some problems after upgrading the system and want to go back. Go back to the previous version. However, downgrading the iOS system is not an arbitrary operation and requires certain conditions to be met. This article will introduce the feasibility of downgrading iOS systems and the scope of downgradeable versions to help everyone better understand and deal with this problem.
Last Friday, Apple pushed the iOS17.4 Beta1 update to everyone. In addition to repairs and improvements, iOS17.4 Beta1 mainly adjusts Safari and App Store for the EU region, but this has nothing to do with domestic users. . In addition, iOS 17.4 is a test version and is not that good in terms of stability, so many users who have upgraded to iOS 17.4 want to return to the previous system version.
# Can I still downgrade after upgrading to iOS 17.4? What are the downgradeable versions at this stage?
After upgrading to iOS 17.4, the original versions that could be downgraded were iOS 17.2.1 official version and iOS 17.3 official version. Unfortunately, Apple issued an announcement today and announced that it would stop signing iOS 17.2.1 update means that users who have upgraded can no longer downgrade to the official version of iOS 17.2.1.
In addition to iOS 17.2.1, Apple has discontinued iPadOS for iPad 17.2. In addition, Apple has also stopped signing the previous versions of iOS/iPadOS 15.8 and 16.7.4 for devices that cannot be upgraded to iOS 17.
It is not new for Apple to stop signing updates. The company usually stops signing old versions of iOS systems after releasing a new version for a period of time to encourage users to update the operating system in a timely manner. , and prevent users from downgrading to older, less secure iPhone operating systems.
Apple released the iOS 17.2.1 update on December 20, build number: 21C66. Apple wrote in the update log: "This update contains important Bug fixes, and solves the problem of battery power draining faster than expected in some cases." On January 23, 2024, Apple pushed the official version of iOS 17.3 to users, with the internal version number 21D50, and the new version was Protect stolen devices and repair high-risk security vulnerabilities.
Compared with the iOS 17.4 Beta version, the official version of iOS 17.2.1 and the official version of iOS 17.3 are definitely better and more stable. Now the official version of iOS 17.2.1 has been Turning off verification can no longer downgrade. Fortunately, iOS 17.3 official version can still be flashed and downgraded normally. Users who need to downgrade can directly downgrade to iOS 17.3 official version with one click. The operation method is as follows:
Open the PC side and connect the iOS device to the computer. In the "Smart Flash" - "One-click Flash" interface, select iOS 17.3, check the "Keep User Data Flash" option, click "Flash Now" and wait patiently for the flash to complete.
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