Download iOS 14.2 (18B111) for iPhone 12 Pro Max

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 iPhone13,4
iOS Version 14.2
Release Date 2020-11-18
Update Date 2020-11-10
Sha1sum
ce5c0e3b4d1edfb7cf8a444311063b83fc761400
Sha256sum
9e1340d4d432d12688fc9721892fbbfa2ecbb43c2be326eceaa7730164c447d0
md5sum
4c5f18735ac3ab9192df4a2065ce4ee5
Size 5.13 GB
FileName
iPhone13,4_14.2_18B111_Restore.ipsw
Status

Download IPSW (5.13GB) Check device info
Release Notes

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

iOS 14.2 includes the following improvements for your iPhone:

This release also fixes the following issues:

For information on the security content of Apple software updates, please visit this website:

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

IPSW File Download FAQ