FIRMWARE DETAILS

iOS 17.6

Build: 21G80Jul 29, 2024Delta OTA

Stable

View details

Filename: 305f5e33c15175f8da8c31caa11d697f3de28485.zip
File size: 3.48 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: c7905ba707551f382c8fed1533fa241663d68aae1bce8d4ba3838218afd8c552
SHA-1: b56a2292190e472a2834119e35466a7144c3b98b
Required starting builds: 20E247, 20E252
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)

iPhone 11 iPhone12,1

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