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FIRMWARE DETAILS

iOS 17.0 beta 4

Build: 21A5291hJul 25, 2023Full OTA
Beta

View details

Filename
8b713f42b14461a46422168c79f25de05dafd233.zip
File size
6.12 GB
File type
Full OTA
Download host
updates.cdn-apple.com
Link availability
Not verified

Source reports active

Last link check
Not checked
SHA-256
aa0747af72128458195b1bf5740d7594de832c15636d59b174a6ea371252e6f9
SHA-1
c2f920c7e51c6fa0bfab56adb486dfc040e1fef0
Required starting builds
Not reported
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)

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%3B21A5291h.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: b29867d33fa2e577f08805e98a6da026