Download iOS 13.3.1 Build 17D50 IPSW Firmware Restore Files

Download the IPSW iOS 13.3.1 (Build 17D50) firmware file released at 28 January 2020 intended to restore iPhone 7 (GSM) via iTunes. IPSW iOS 13.3.1 build 17D50 is unsigned by Apple to update Apple device software.

iPhone 2G

Download iOS 13.3.1 17D50 IPSW Recovery Firmware file for iPhone 7 (GSM)

Upload Date 28 January 2020
Filesize 3.73 GB
Identifier iPhone9,3

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