FIRMWARE DETAILS

iOS 17.0 beta 3

Build: 21A5277hJul 5, 2023Delta OTA

Beta

View details

Filename: d03151b95a71942021a18cdb528ee2d6474fd5c9.zip
File size: 3.12 GB
File type: Delta OTA
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: cdcc8a47209485e4947da0b025326d52e7cc9b403b092b2e7cd501c85c346a65
SHA-1: 3a1ca3529d0d9c5ed241140da5f87df961b350b9
Required starting builds: 20G5047d
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%3B21A5277h.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: 2edf3242c3c7562adfcc97fc81ed0964