FIRMWARE DETAILS

iOS 17.5 beta 3

Build: 21F5063fApr 23, 2024Delta OTA

Beta

View details

Filename: 28d68d761e0827634208917768f9fa2d7ddcc006.zip
File size: 449.8 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: 5205a7b1eaa415c1323437eb173fdb4dec8f3e46af02fdc296ed0bf543569565
SHA-1: a1974f383dec40ca63e5021ea0369484b06d8d99
Required starting builds: 21F5058e
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 SE (2nd generation) iPhone12,8

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%3B21F5063f.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: 093a9c80958a03cdd0c5b099d52c8f6a