Download iOS 12.1 (16B92) for iPhone XS Max (China)

You will have to note that you can only restore signed IPSW firmware files using iTunes or 3utools.

❌ This IPSW firmware is not being Signed by Apple

Firmware Identifier iPhone11,4
iOS Version 12.1
Release Date 2018-10-30
Update Date 2024-06-03
Sha1sum
d5eaad073e2b34a9881399bd7f4b941cf433f907
Sha256sum
28123a7accc670d17ed1ec661f493a18625d437549216728626d6e4fa9d06b8f
md5sum
8d709d415be565c802264cad897f0ef5
Size 3.33 GB
FileName
iPhone11,4,iPhone11,6_12.1_16B92_Restore.ipsw
Status

Download IPSW (3.33GB) Check device info
Release Notes

It should be noted that these are the official release notes for the from Apple

iOS 12.1 introduces Group FaceTime, adds over 70 new emoji, and includes support for Dual SIM with eSIM for iPhone XS, iPhone XS Max, and iPhone XR. This update also includes bug fixes and improvements.

Group FaceTime

Emoji

Dual SIM support

Other improvements and fixes

For information on the security content of this update, please visit this website:

https://support.apple.com/kb/HT201222