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FIRMWARE DETAILS

iOS 17.6

Build: 21G80Jul 29, 2024Delta OTA
Stable

View details

Filename
d55558f99f0c139baf260a6e638904582592d49b.zip
File size
4.21 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
dc1ef1f758143308c4c6dc89303bb683954d19525e7d78f42f94932eec979e14
SHA-1
302fa564291e09e90dd278921fcebddec6d5f24c
Required starting builds
20A362, 20A380, 20A392
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)

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