Download iOS 15.0.2 (19A404) 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 15.0.2
Release Date 2021-10-11
Update Date 2021-10-07
Sha1sum
278581f426d5f34dca28e21d41428a51b8d9b810
Sha256sum
217068c58d575c70e43c595cb63d71d6d1061beff9293af8289aef033fa90691
md5sum
54b0d8afc57e1ad8a7164170fc56d3b5
Size 6.15 GB
FileName
iPhone13,4_15.0.2_19A404_Restore.ipsw
Status

Download IPSW (6.15GB) Check device info
Release Notes

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

This update includes bug fixes for your iPhone:

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

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