FIRMWARE DETAILS

iOS 17.4 beta 2

Build: 21E5195eFeb 6, 2024Delta OTA

Beta

View details

Filename: 55db2fb16b872ac379c89ed8640bf82b60cb3eec.zip
File size: 744.2 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: fe5165ba5f937fd1eb4e154fb6544815cfdbd3536524b93e5329cdfad88e3329
SHA-1: ff594a36edbc4681e8313811181bf91c0b1a3d47
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 XS iPhone11,2

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%3B21E5195e.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: 21fe910594df6aaab59daecf0d092d98