Download iOS 15.0.1 (19A348) 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 15.0.1
Release Date 2021-10-01
Update Date 2021-09-29
Sha1sum
8914aec62803e6a98e24191b17c73c2faec8fa8c
Sha256sum
48703f2dcd4e2139b7caab6f089ca8788e45f5b9aa91aa2cb32c7221ad7d1cc1
md5sum
5f2f2442e77131f14887b7aa2218ff29
Size 6.14 GB
FileName
iPhone13,4_15.0.1_19A348_Restore.ipsw
Status

Download IPSW (6.14GB) 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