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

IPHONE 6S 12.0

IPHONE_4.7_12.0_16A366_RESTORE.IPSW
Categories:
12.0
Version:
2.88 GB
Size:
August 31, 2018
Date:
Unsigned
Status:
The file can help you a lot ?