FIRMWARE DETAILS

iOS 17.4 beta

Build: 21E5184kJan 30, 2024Delta OTA

Beta

View details

Filename: 4e7447a5902d178978c452f4f63a54c7d5c6b47e.zip
File size: 247.3 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: 2aa407d11242b128924fa1f82d8a71e4a4bff7a548ad8572e5b071378dbe27b9
SHA-1: 1b97934b5984b77ad674a6fe376bcf97f5b90ac8
Required starting builds: 21E5184i
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%3B21E5184k.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: d3c42d204b035b656a7226ce939cd3e9