Download iOS 14.2 (18B92) 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 2020-11-05
Update Date 2020-10-31
Sha1sum
167b4e98a99ca54a44ab581104d26f83c9ed328f
Sha256sum
d484c173257cff17bcd3e8d19ccaf82651dd06bbafb7a4d7b778c2783e61cdca
md5sum
afcb2bd1d2f7c80258482d3a712f301c
Size 5.14 GB
FileName
iPhone13,4_14.2_18B92_Restore.ipsw
Status

Download IPSW (5.14GB) 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