FIRMWARE DETAILS
iOS 17.5
Build:
21F79May 13, 2024Delta OTARelease CandidateStable
View details
- Filename
973734574ad9fd6bf46cc2eb75d3b716220b72ce.zip- File size
- 2.12 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
44bdd21130e11d2c942f19056b0fd5af2bc3fd7d34060fa615fdab03730fd86f- SHA-1
660926ed1dca9ade168d8b72aaf971ec67e3c187- 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 14 Pro
UnknowniPhone15,2Signing 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%3B21F79.json ↗
MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: fad1f444ed45a9b0b4e75442c2a737cc
AppleDBhttps://api.appledb.dev/ios/iOS%3B21F79-RC.json ↗
MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: 2cce62a34025b5a2ae1d1605ae45809f