FIRMWARE DETAILS

iOS 17.0 beta 6

Build: 21A5312cAug 15, 2023Delta OTA

Beta

View details

Filename: 4ef4c8d70c4d75a343692f7c65f7b6c1520c4121.zip
File size: 584.3 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: 38019a3e69f519135c0e37fb3a9caadc22114150bbd52b17f27abc8cd2ccbf00
SHA-1: 0e63b538eae6b6879de54cb73a5b79d06aa7b15a
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 XS iPhone11,2

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