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

IPHONE 11 13.2.3 17B111

IPHONE12,1_13.2.3_17B111_RESTORE.IPSW
Categories:
13.2.3
Version:
3.86GB
Size:
11/18/2019
Date:
Unsigned
Status:
The file can help you a lot ?