FIRMWARE DETAILS

iOS 17.6 beta 4

Build: 21G5075aJul 16, 2024Delta OTA

Beta

View details

Filename: 10b8a1af9e2c36cc51e9ec3d2c43f0a2bbc27b62.zip
File size: 365.8 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: 5b914fc35589bda02c3f87fa0f80acd04f5615bd1779406bc5053f202c7c48e4
SHA-1: 66d5c2279fa70b14c26260dc792db80af86d67b4
Required starting builds: 21G5066d
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%3B21G5075a.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:27 PM UTC
Record fingerprint: 525b04011ff23ea24d8cebb07d3ca6fe