FIRMWARE DETAILS

iOS 17.5 beta 3

Build: 21F5063fApr 23, 2024Delta OTA

Beta

View details

Filename: 044eaa78b721dfb0a4d2bda3a77f4a431dfca31f.zip
File size: 455.6 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: ef39366ea9c0d133c1826bcd27f2ef8035e493a77afb92a7613f2d55ca8da177
SHA-1: 1efa3a50316e8792dfc603c1c97013c94a774d0d
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 11 Pro iPhone12,3

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