FIRMWARE DETAILS

iOS 17.6

Build: 21G80Jul 29, 2024Delta OTA

Stable

View details

Filename: 18b57db12d8a5d1bbd88020a8b6f90e95d7f8274.zip
File size: 3.88 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: fbf45ec5935c59d4122c8276e18f97f8bf8843426345bcb3c9b724a0510e0e56
SHA-1: 3de86ebd2114e85a52c774990f61c5cf71637fc1
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)

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