FIRMWARE DETAILS

iOS 18.3.1

Build: 22D72Feb 10, 2025Delta OTA

Stable

View details

Filename: 4aada6112c9a130aa0f10ec664f3cd81f3e2300b547b7a68dee3528362d7bec0.aea
File size: 637.5 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: d88416ae9857ef3c5dfe4c82da521eb4ada1d0617be0a2fc12424d52d4a68b2a
SHA-1: 18e443bc3f11f668bbb2e76f57cca3ed23c6aee9
Required starting builds: 22D60, 22D63, 22D64
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