FIRMWARE DETAILS

iOS 17.0 beta 6

Build: 21A5312cAug 15, 2023Delta OTA

Beta

View details

Filename: 1f09efa7226c0497a5967fdc94c897809319a82b.zip
File size: 702.7 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: 0f79db89cb4bf4cbac675a8818cf7ac7842239691eeffa190af5299a1c4b1288
SHA-1: 40235950c7427d49671de0d8cacdd5a2a9403aa5
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 13 iPhone14,5

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