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iOS 12.2 Firmware Authentication is turned off

This morning, Apple officially closed for iOS 12.2 certification. After the official version of iOS 12.3 was released on May 14, it will end iOS 12.2 after 10 days. If you plan to upgrade to iOS 12.2 through OTA or iTunes, it is no longer possible. , can only be raised to iOS 12.3 or open the certified version.

iOS 12.2 authentication is turned off, Apple successfully blocked users from iOS 12.3 back to the old version

Looking back at iOS 12.2 brings new features, four Animoji include owls, wild boars, giraffes and sharks, as well as Apple News+ (unusable in Taiwan), as well as features such as AirPlay, Apple Pay, screen usage time, Apple Music and up to 43 Security bug fixes can even allow AirPods (second generation) to support the Siri feature. More details can be found in iOS 12.2 Updates .

If you plan to upgrade/downgrade your iPhone, iPad, or iPod Touch device to iOS 12.2, whether you are using an OTA upgrade or iTunes is no longer available, you will be forced to upgrade to an open certification version.

There are still a few models that have not yet been closed, such as iPhone SE and iPhone 8 Plus (Global).

Apple has always been based on “security” to prevent users from deliberately returning to the lack of security software version for iPhone or iPad devices, causing security problems on the device. When the new version of iOS is launched, it will force users to upgrade. . However, some users will want to downgrade. There are several reasons for this. For example, if you don’t like the latest iOS version, it will lead to instability, power consumption, catastrophic, etc. Another reason is to go back to the jailbreak version for jailbreak.

This iOS 12.2 authentication shutdown will not have any impact, but there will be some impact on users who want to jailbreak. It has not been confirmed that there is a clear jailbreak vulnerability available on iOS 12.2. If you want to jailbreak, keep it as low as possible and use it. ” Forcibly turn off authentication techniques ” to prevent accidental upgrades.

To determine the current iOS 12 certification status, you can query this ” Apple iOS 12 official version of the various firmware iPSW download list with certification status “.

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