FIRMWARE DETAILS

iOS 17.1 beta

Build: 21B5045hSep 27, 2023Full OTA

Beta

View details

Filename: 4bbcf5f18b5c244417c2e8e61f3a2df1f684ecf5.zip
File size: 5.80 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: e7df0e843f919f99376bcc8ff4ad3769b9bf80623e1e73e9135407055fb3eeb1
SHA-1: 2440bb55fe72cfc1ad4adb2aa2e70d2a2f88722d
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 XR iPhone11,8

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