Download iOS 17.6.1 (21G101) 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 not being Signed by Apple

Firmware Identifier iPhone15,5
iOS Version 17.6.1
Release Date 2024-08-19
Update Date 2024-08-17
Sha1sum
0a1e2c4fa6702426a340bab7c354ccd6f2453174
Sha256sum
e16d6146d3bd4f3ddbe575ebb2ba3504f243432e3e5423b037864bc1c9faf7e5
md5sum
f68a9346d0ea3c678a11fffa8592b000
Size 7.53 GB
FileName
iPhone15,5_17.6.1_21G101_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/kb/HT201222

IPSW File Download FAQ