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FIRMWARE DETAILS

iOS 17.6

Build: 21G80Jul 29, 2024Delta OTA
Stable

View details

Filename
a4867e06f9146960674f939c5dff974dc4fe35f5.zip
File size
4.12 GB
File type
Delta OTA
Download host
updates.cdn-apple.com
Link availability
Not verified

Source reports active

Last link check
Not checked
SHA-256
bdf7b58e42a8a97fe225b07816cb64b70a2af0fa78b952488b486a05e14a7919
SHA-1
4599f3c1eaf831c6722fac21acc1323854dcfc5e
Required starting builds
20C65, 20D47, 20D67
Board restrictions
Not reported

OTA packages can require an exact starting build and board. A matching hardware identifier alone is not sufficient for installation.

Compatible hardware (1)

Unknown

Signing is specific to the device and file. A signed build does not guarantee a downgrade or successful installation.

Source provenance

AppleDBhttps://api.appledb.dev/ios/iOS%3B21G80.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: 888d82c52051d246caa0e6b350633ddb