FIRMWARE DETAILS

iOS 17.4

Build: 21E219Mar 5, 2024Full OTA

Stable

View details

Filename: ed1b4d69f448481d4b74857cee3f43375ae78b7e.zip
File size: 6.12 GB
File type: Full OTA
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: ea4adc4f0a3656ae1cfe69e76cae7ecb58e4d41b0db731bd16ab2d856b967713
SHA-1: da95ead97583d2945514c02a3de44abfa73e8c64
Required starting builds: Not reported
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 13 iPhone14,5

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%3B21E219.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: c89b542f4c3e0674573e93f3ad0939c2