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FIRMWARE DETAILS

iOS 17.1 beta 2

Build: 21B5056eOct 3, 2023Delta OTA
Beta

View details

Filename
7cc1b975dbefb1245ed0f1d4bfd6964200ff3552.zip
File size
865.4 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
a3342031c5d3fc8839ddd1ddbd1df8aeeb7e5b22cc53f4327cda6f37167eb76b
SHA-1
9359c7fc7f950c90ec69d18017bd8df3b6b82b06
Required starting builds
21B5045h
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%3B21B5056e.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: a5e7797b0709d6a60d5270c75026ee0d