FIRMWARE DETAILS

iOS 17.4 beta 2

Build: 21E5195eFeb 6, 2024Delta OTA

Beta

View details

Filename: 598c7cc14e6d0f59e19f220e4bf1b6411d711319.zip
File size: 959.4 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: 86f8d1c9dd967a41ca20a1f7eb7c6d8b24a89c1b57a61a9d91a81736860fc7d2
SHA-1: fbea142c9392ece6fb51d8d6ee5302377c8120d0
Required starting builds: 21E5184k
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 15 iPhone15,4

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