FIRMWARE DETAILS

iOS 17.1 beta

Build: 21B5045hSep 27, 2023Full OTA

Beta

View details

Filename: 189545d6be64b7ecb12ceff674f80e5c834f296b.zip
File size: 6.21 GB
File type: Full OTA
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: 286155cace2cb86f610940ef0cb53f5e864c8121db23b84cc47c4170398cd2e9
SHA-1: 6fc9a4f1ce061965678e1427b121c72fe99eb723
Required starting builds: Not reported
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 (2)

iPhone 12 iPhone13,2

Unknown

iPhone 12 Pro iPhone13,3

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