FIRMWARE DETAILS

iOS 18.7.1

Build: 22H31Sep 29, 2025Delta OTA

Stable

View details

Filename: 7f3c7d35369dfa00effa3984eaae7f3571f626208d1a63b0c076ea2b0fb774bd.aea
File size: 1.48 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: c914c33a481a6c266888a0d5f89e384ac9d44536868dc399414b5d21fbb343af
SHA-1: acabf67bc7907d3ec343ceb768a96a5497ab9d56
Required starting builds: 22E240, 22E252
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: 5a74f855a29314d5aaed8c2a30a9940d