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

IPHONE 8 PLUS 11.2.6

IPHONE_5.5_P3_11.0_11.2.6_15D100_RESTORE.IPSW
Categories:
11.2.6
Version:
2.75 GB
Size:
February 16, 2018
Date:
Unsigned
Status:
The file can help you a lot ?