Apple locked iOS 11.2.6 sign, users will not be able to downgrade if upgraded to iOS 11.3

December 2022 · 2 minute read

Since 6/4, Apple has officially locked iOS 11.2.6 sign. This means that users who have upgraded to iOS 11.3 will not be able to return to iOS 11.2.6. The time of this sign lock of Apple seems a bit early because iOS 11.3 is currently being used by many users.

At the end of March, Apple launched iOS 11.3 with a series of improvements and new features such as Battery Health battery management, AR experience support, changing data security policies.

Picture 1 of Apple locked iOS 11.2.6 sign, users will not be able to downgrade if upgraded to iOS 11.3

But this new version is quickly detected with many errors such as faster battery life, software updates, no keyboard display, Bluetooth connection error and user interface on Apple Music, icon hanging, can't be Type some special characters, type the text slowly or disconnect the AirPods headset suddenly.

After a period of launching a new update, Apples will lock the sign and unsubscribe to the old version to enhance security, avoiding the risk of hackers exploiting vulnerabilities and attacks.

Picture 2 of Apple locked iOS 11.2.6 sign, users will not be able to downgrade if upgraded to iOS 11.3

If you have updated to iOS 11.3 and encountered some errors, users are forced to wait for the next iOS 11.3.1 bug fix update. Currently Apple is developing a major update iOS 11.4, with the most notable function is AirPlay 2.

See more:

  • The most prominent new features in iOS 11.3
  • iPhone using non-genuine battery will not be able to check battery status on iOS 11.3
  • How to turn off "features" to slow down Apple computers without waiting for iOS 11.3
  • Download and experience iOS 11.4 Public beta is more stable than Developer version, and has AirPlay 2

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