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FIRMWARE DETAILS

iOS 17.6

Build: 21G80Jul 29, 2024Delta OTA
Stable

View details

Filename
cd877c20a3eabf8266a3fd1e16550929734a10db.zip
File size
3.78 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
d9ed7dc2d9533dd5fcf0ebda4fa5d25df96843244d57d6dfba0bfffb530a1b56
SHA-1
68c6124c01a5ce4642527079e698b194e456703a
Required starting builds
20F66, 20F75
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