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FIRMWARE DETAILS

iOS 18.4.1

Build: 22E252Apr 16, 2025Delta OTA
Stable

View details

Filename
acca9ee1052fa9d1ff78990ebd6c0cb66442cb0feb957ac393fe8c2d6bc9628a.aea
File size
4.70 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
cb70e9d70ee426835fac0a0e749e19c6ab137ff3dfe5467303e859f3a25a09f1
SHA-1
9f3617a8ee7e2c1bf37f675f73ddfd6840968ea3
Required starting builds
21E219, 21E236, 21E237
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%3B22E252.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:26 PM UTC
Record fingerprint: c0dcb321fa693604d7b867c4fca4fcff