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FIRMWARE DETAILS

iOS 17.6

Build: 21G80Jul 29, 2024Delta OTA
Stable

View details

Filename
5efa236af4466b20751c6c8227ebec29832a733d.zip
File size
4.68 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
978e2d586f3193de72592a7bcb3336fe26636eb7220bb85e533e54e16ee226c7
SHA-1
262985a7c9be7011aec8701926ef02d4eb750aee
Required starting builds
20A357, 20A362, 20A371, 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