FIRMWARE DETAILS
iOS 17.2
Build:
21C62Dec 11, 2023Delta OTARelease CandidateStable
View details
- Filename
a1577e684b30f18723f465618d76b9ad16f5de70.zip- File size
- 3.03 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
5c662d0c0b9a56fa1459b19a99d10824e18b6241d13551835fa729bb6acc0cc6- SHA-1
f1e4a0f57c7479b3eeed3ac5837de1dc774980f2- Required starting builds
20H115- 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 11 Pro Max
UnknowniPhone12,5Signing 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