FIRMWARE DETAILS

iOS 17.1 beta

Build: 21B5045hSep 27, 2023Delta OTA

Beta

View details

Filename: 9fbca2f7989faa6c6b09a268c575e865ad5dfc32.zip
File size: 1.13 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: ad38f054ce5f1e5e575058d217b3f2d490218c93e19672070234e0d52260c57a
SHA-1: adac5358fad191edf919c21da983ecc8bc2e9c84
Required starting builds: 21A5319a
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 iPhone15,2

Unknown

Signing 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%3B21B5045h.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: 460f657eb931788bddaa2b5ef7d2a9b1