iPhone iOS Firmware iPhone ipsw firmware download that provided by Apple, when you do the relevant operation at your own risk.

IPHONE 11 PRO 13.1.2 17A860

IPHONE12,3,IPHONE12,5_13.1.2_17A860_RESTORE.IPSW
Categories:
13.1.2
Version:
4.28 GB
Size:
09/30/2019
Date:
Unsigned
Status:
The file can help you a lot ?