FIRMWARE DETAILS

iOS 18.3.1

Build: 22D72Feb 10, 2025Full OTA

Stable

View details

Filename: 255531e5448916e236afafbe983d9118e8285f5167723f10e5ece640296b5d0b.aea
File size: 7.31 GB
File type: Full OTA
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: 7dcd321bd30bf8d1f9ae86f99974034cfb3f3600e9f9752dfd38e056e0d08177
SHA-1: 1be7eb5a2d96c441876b0656572acdf553f82649
Required starting builds: Not reported
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, 6:27 PM UTC
Record fingerprint: 3aa1b12ab32d61552bc2075797d3a0f8