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

IPHONE XS MAX 12.2 16E227

IPHONE11,4,IPHONE11,6_12.2_16E227_RESTORE.IPSW
Categories:
12.2
Version:
3.6GB
Size:
03/25/2019
Date:
Unsigned
Status:
The file can help you a lot ?