Download iOS 17.7 (21H16) for iPhone 14 Pro Max

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

✅ This IPSW firmware is Signed

Firmware Identifier iPhone15,3
iOS Version 17.7
Release Date 2024-09-16
Update Date 2024-09-06
Sha1sum
44f3e8b693320d57b950d38ef3a6b095e0c81b8e
Sha256sum
df7099bbc5fd98976d3e0e15cea1b77bb851d94242d015fcb6ca65fc26a5cfc4
md5sum
7549d5bd8c49b18b13bbf30642a1112c
Size 7.54 GB
FileName
iPhone15,3_17.7_21H16_Restore.ipsw
Status

Download IPSW (7.54GB) Check device info
Release Notes

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

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Apple Podcasts

This update includes the following enhancements and bug fixes:

Some features may not be available for all regions or on all Apple devices. For information on the security content of Apple software updates, please visit this website:

https://support.apple.com/100100

IPSW File Download FAQ