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FIRMWARE DETAILS

iOS 17.4 beta

Build: 21E5184iJan 25, 2024Delta OTA
Beta

View details

Filename
fe954151207ad2ddb783ceabd4d9b01ea5e78022.zip
File size
1.26 GB
File type
Delta OTA
Download host
updates.cdn-apple.com
Link availability
Not verified

Source reports active

Last link check
Not checked
SHA-256
fa9707e05dd8fc9f23bdf813c920fb97a08e00c0c7a3b8d5c47ed1947fa20fd6
SHA-1
6a554a0faff705b56753f4db193d9c94cbca3a56
Required starting builds
21D5044a
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%3B21E5184i.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: 60cdca371d59af785a5830467c6eadb6