FIRMWARE DETAILS

iOS 17.6

Build: 21G80Jul 29, 2024Delta OTA

Stable

View details

Filename: cbd54cfea132f83eba4bed192bdf75ffa41d49d2.zip
File size: 4.54 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: d567d9d03b3a3e38d43f0259b0403e192681a5e7fd4841119189b76da5a027a4
SHA-1: 8fd06101d8530c45701dc3f821e8a98e5d3973e0
Required starting builds: 19D50, 19D52, 19E241, 19E258
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