Download iOS 17.7 (21H16) for iPhone 15 Plus

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 iPhone15,5
iOS Version 17.7
Release Date 2024-09-16
Update Date 2024-09-06
Sha1sum
773f7227333507a1aabdb7400e23976d88c3c176
Sha256sum
fa1a7d08716167442676fd62ef1ead2517779e5e33d479dd4440d0d6c7f7f7cb
md5sum
e56bb3de1540bc439ff0498d195d75a4
Size 7.53 GB
FileName
iPhone15,5_17.7_21H16_Restore.ipsw
Status

Download IPSW (7.53GB) 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