FIRMWARE DETAILS

iOS 17.1 beta

Build: 21B5045hSep 27, 2023Full OTA

Beta

View details

Filename: 0540a0e967c1d2982a0b0c4d487ae2ee7f671087.zip
File size: 5.69 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: 378010b8ae8fab39e6e379805f8bb2e50ca6d79c838e8eb5a2eb32bb691e2817
SHA-1: 9ba224c85c64e7055b2cfa467bfc549dfe0b64ba
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 (1)

iPhone SE (2nd generation) iPhone12,8

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