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FIRMWARE DETAILS

iOS 17.4 beta

Build: 21E5184iJan 25, 2024Full OTA
Beta

View details

Filename
991cabb355c0757df6c512a91143bf48740a94fe.zip
File size
6.25 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
309d288afabad021fef1a60c72e7ff782ecf42d4e35527a838b264f5bef236b7
SHA-1
514c8cb15b66948b1f3d9d359a5dd4145c6777bb
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%3B21E5184i.json ↗

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