FIRMWARE DETAILS

iOS 17.4 beta

Build: 21E5184iJan 25, 2024Delta OTA

Beta

View details

Filename: edd55c5ece05c8673566a7a81aacc91688459952.zip
File size: 1.20 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: d077045626f9ee4fca0324f9e07828ccb6e2fa9e3f2a76cae4198a7d5ac4e270
SHA-1: 3b9007b0cb493ef4dcac3da8d6b0d51169dcd697
Required starting builds: 21D5026f
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 11 iPhone12,1

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