firmwarehub.
العربية
FIRMWARE DETAILS

iOS 17.4

Build: 21E219Mar 5, 2024Delta OTA
Stable

View details

Filename
30561532c00766efb5a33e8a6a7c1ab024d84af0.zip
File size
4.08 GB
File type
Delta OTA
Download host
updates.cdn-apple.com
Link availability
Not verified

Source reports active

Last link check
Not checked
SHA-256
1c339e9a436dc7fe1bcb5d0d74e172d82181830feb71e2a83601a96a91a65ea9
SHA-1
72678e9142a966d2511ea363a7455ae18dbdc322
Required starting builds
20A362, 20A380, 20A392
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)

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