FIRMWARE DETAILS
iOS 17.2
Build:
21C62Dec 11, 2023Delta OTARelease CandidateStable
View details
- Filename
991a9ea4bb31281364128305fcb58280d982656a.zip- File size
- 1.14 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
990ddce5fc705cba4b764236414a64eedbed39fed0054d25052595060f91029d- SHA-1
17a157533e0b7d329ff03a7ca76762c4d50c51ef- Required starting builds
21A340, 21A351- 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