FIRMWARE DETAILS

iOS 17.1 beta

Build: 21B5045hSep 27, 2023Delta OTA

Beta

View details

Filename: db1ddec619e8300310e2e7d66303b7b977646f41.zip
File size: 944.0 MB
File type: Delta OTA
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: 42ce025539e9422ec49d28b0a994e50313d96da843cfb7a6d3069c9f828351fe
SHA-1: 6aee96dbbdf05572b6d31742965979cd9c3695e5
Required starting builds: 21A5326a
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 mini iPhone13,1

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