FIRMWARE DETAILS

iOS 17.5 beta 2

Build: 21F5058eApr 16, 2024Delta OTA

Beta

View details

Filename: e3cb418bbe77e4a5c934cba5f80a383bc8a67bd8.zip
File size: 942.4 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: aa2830ae881d73e19146187bab8af2d393d4d009c0805ab14c69c307390e00b0
SHA-1: 64ca533388f26d02b08f16ff8629c9b73cc9dfc1
Required starting builds: 21E5209b
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%3B21F5058e.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: dcb0ae88295c767e6fd1b0f7815853e9