FIRMWARE DETAILS

iOS 17.0 beta 3

Build: 21A5277jJul 11, 2023Delta OTA

Beta

View details

Filename: 3af6a9e8a81cfa6948ee1fd97578b7cb381767d9.zip
File size: 2.90 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: 7509f0ee9439e330cacbd471386533ee3636bc5000bcb955f5a81c401153f6c8
SHA-1: 901ae71fcc712023cc4b778112e4c9d46083e922
Required starting builds: 20G5070a
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%3B21A5277j.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: d30edd536bb3e7bc1c8c6fb25f3889f7