FIRMWARE DETAILS
iOS 17.7
Build:
21H16Sep 16, 2024Delta OTARelease CandidateStable
View details
- Filename
2128b3a056d8346cd79b2d720d1468ed630720fa.zip- File size
- 4.24 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
3222ae5735d54cec4def5c51a910c3808a0bc648d18cac4b03172622a1e6c452- SHA-1
4570ee0661b02c8b0164511f497d19063c1c771b- Required starting builds
20A362, 20A380, 20A392- 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 13 Pro
UnknowniPhone14,2Signing 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%3B21H16-RC.json ↗
MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:27 PM UTC
Record fingerprint: c8b3b02ce4311c79f2853199085cf330
AppleDBhttps://api.appledb.dev/ios/iOS%3B21H16.json ↗
MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:27 PM UTC
Record fingerprint: ae79657c71a1de572003507c6b1f785c