FIRMWARE DETAILS

iOS 17.6 beta 4

Build: 21G5075aJul 16, 2024Delta OTA

Beta

View details

Filename: 1bf3ad1a7a4b9108f62cb65bf45b08223e563490.zip
File size: 342.6 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: eb3817e31d320ecee24bcb93b006fdf33e3588f1d2f9a10fe51ee0e11d9b757e
SHA-1: 678d6139333cce4f364f1333efd1373ac4e87a9a
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 SE (2nd generation) iPhone12,8

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