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

IPHONE SE 12.1

IPHONE_4.0_64BIT_12.1_16B92_RESTORE.IPSW
Categories:
12.1
Version:
2.85 GB
Size:
October 31, 2018
Date:
Unsigned
Status:
The file can help you a lot ?