FIRMWARE DETAILS
iOS 17.2
Build:
21C62Dec 11, 2023Delta OTARelease CandidateStable
View details
- Filename
9171ad421290db931350a2cef8384fee9d40bf81.zip- File size
- 4.62 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
389c771e0e2c9ef0c07bb88080c8edda0fa7a454da7b8b3f7ac3a13b24cb4589- SHA-1
297ec0486b0f2144f7f71f7a414b098036cec2b8- Required starting builds
19B74, 19B81- 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 Pro
UnknowniPhone13,3Signing 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