FIRMWARE DETAILS

iOS 17.6

Build: 21G80Jul 29, 2024Delta OTA

Stable

View details

Filename: d3cbe2ff8ba8b7cbd77bb1792a30388afa6ec5c1.zip
File size: 3.47 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: 62289c5b6e3495873d7556a43df6c15e5e77ea46c387244dbc5ecbcc26e4d405
SHA-1: 8be513a3e33a8471cf501c8dda537993f4cd60d2
Required starting builds: 20F66, 20F75
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 XR iPhone11,8

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