FIRMWARE DETAILS

iOS 18.3.1

Build: 22D72Feb 10, 2025Delta OTA

Stable

View details

Filename: d05c8a6fa0c4281d1b43ebeeab7059cd3ab15a052f088806c686acfe944ee96d.aea
File size: 1.41 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: c6d1bbfac40e22c3cdf4a3efeed7a23cb2c71062892c76831ae2c501eb8c102d
SHA-1: 60ad8ee5d8f791b8c0f3c4182920fa6e4a8d598b
Required starting builds: 22C152, 22C154, 22C161
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 Pro iPhone17,1

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, 6:27 PM UTC
Record fingerprint: 3aa1b12ab32d61552bc2075797d3a0f8