FIRMWARE DETAILS

iOS 17.2

Build: 21C62Dec 11, 2023Delta OTA

Release CandidateStable

View details

Filename: ab92e85d65b1e51b07115cf506bb66b725e685e4.zip
File size: 5.14 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: f29c66659097f38e2e5891f9d46a969f2339b2e785c25197d81294170d6188be
SHA-1: 1435e2e6e17a3f42ba18ff07b0dd817ab5d90584
Required starting builds: 18G69, 18G82, 18H107, 18H17
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 12 iPhone13,2

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%3B21C62-RC.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: 12e9b0a1fbc9dd6d0927a28fed7f6755

AppleDBhttps://api.appledb.dev/ios/iOS%3B21C62.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: d33a82b5a75a08f1ed04e3efe87d214f