FIRMWARE DETAILS

iOS 18.4.1

Build: 22E252Apr 16, 2025Delta OTA

Stable

View details

Filename: de01b002264ae6632621c8d6977dd42104258c8a4551c9b07047df04f46dbccd.aea
File size: 553.6 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: 1237c470ecb0f38c46f4eff7b72332d9737bd9fbf046f30cf3036b8420895845
SHA-1: 1add80a8eb23ed31799f0336b176e69b48d09bc1
Required starting builds: 22E239
Board restrictions: Not reported

OTA packages can require an exact starting build and board. A matching hardware identifier alone is not sufficient for installation.

iPhone 16 iPhone17,3

Unknown

Signing is specific to the device and file. A signed build does not guarantee a downgrade or successful installation.

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