FIRMWARE DETAILS

iOS 18.4.1

Build: 22E252Apr 16, 2025Delta OTA

Stable

View details

Filename: 4871e7cb3ad0ede9742341cdf53362806f153bdbba60af038c9a8b8db3b9d025.aea
File size: 302.0 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: fac9b216cb1e8faf16dfdae85b669a3fcc8a5dda53199b9461152f02e81da936
SHA-1: 096c891c803a52e75efa38e1a20bf3643247633b
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 15 iPhone15,4

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