how Downgrade iPhone 4 version 7.1.2 to 5.1.1

AviHai Natan Posts: 2

December 2014 edited December 2014 in iPhone Forum

Hello friends I want to downdate the iPhone 4 version 7.1.2 to 5.1.1
Anyone know a simple and effective way?
Thank you all

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Answers

• 

  Gautam Posts: 491

  December 2014 Answer ✓

  You can't as Apple has stopped signing the iOS 5.1.1 firmware file. You also won't be able to restore from the backup as the backup files won't be compatible.

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  AviHai Natan Posts: 2

  December 2014

  Ok thanks
  Lowest version which can be downloaded?
  Or that it is impossible at all?
  

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