FIRMWARE DETAILS

iOS 17.0 beta 7

Build: 21A5319aAug 22, 2023Delta OTA

Beta

View details

Filename: 4c5acddbcac5ecdb9faa7cca4d758dc9a19a0343.zip
File size: 488.8 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: ecc8fdb7afa11f079c78cc36550c195184ab5d946ada7ff84e39fc83320dd75b
SHA-1: 20eb6439d3d3852e411e930b635603780e8c3bc0
Required starting builds: 21A5312c
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 iPhone13,2

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%3B21A5319a.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: 4d1f82c5439a85e718a17ff49110ea14