Откат до 12.1.1 beta 3 при помощи Charles / Downgrade to 12.1.1 beta 3 with Charles

Через DFU откатываться не рекомендуется / It is not recommended to downgrade through DFU mode, because in this mode the sign request is done more than once Sorry for the bad quality of the shooting :) UPD: Apple finally stopped signed iOS 12.1.1 beta 3