FIRMWARE DETAILS

iOS 17.0 beta 6

Build: 21A5312cAug 15, 2023Delta OTA

Beta

View details

Filename: 226ebb7c92627f30bf42b9858b82078f746381fb.zip
File size: 604.2 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: 36a9c0031be0879624732b7ab8173be890d81ae16fb9cb0710949cfa29c4ddee
SHA-1: 8b1ee2fb96c874f4237ae6050763a1c3e9ebf18a
Required starting builds: 21A5303d
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 11 iPhone12,1

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%3B21A5312c.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: 9b293a26e549c5c3543a6b4a8f181487