FIRMWARE DETAILS

iOS 17.6 beta 4

Build: 21G5075aJul 16, 2024Delta OTA

Beta

View details

Filename: c57bbd334f96f898dcfd36ad25f691c47cb39bdc.zip
File size: 601.7 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: 7729f9bf5eb3b0dc0db2baf74adaec656c2c03f35196726c1b051d87ce04ae4d
SHA-1: af3f99848dfb4622f7cc1b26e9f94892c36f2dbe
Required starting builds: 21F5073b
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 Max iPhone11,6

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