FIRMWARE DETAILS

iOS 17.6

Build: 21G80Jul 29, 2024Delta OTA

Stable

View details

Filename: 15674a5e73439888eec26e9bb47ec057e91b811c.zip
File size: 1.83 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: 2b79a2cf939835d41c33f02581d9fba4ad8103e97662eba9f3c3554f22833e7a
SHA-1: e1a06b3c9ba572c46ce09b04f5020015ec2e8d72
Required starting builds: 21A340, 21A351
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