Download iOS 15.1.1 Build 19B81 IPSW Firmware Restore Files

Download the IPSW iOS 15.1.1 (Build 19B81) firmware file released at 17 November 2021 intended to restore iPhone 13 Pro Max via iTunes. IPSW iOS 15.1.1 build 19B81 is unsigned by Apple to update Apple device software.

iPhone 2G

Download iOS 15.1.1 19B81 IPSW Recovery Firmware file for iPhone 13 Pro Max

Upload Date 17 November 2021
Filesize 6.18 GB
Identifier iPhone14,3

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