FIRMWARE DETAILS

iOS 18.3.1

Build: 22D72Feb 10, 2025Full OTA

Stable

View details

Filename: 4a3a36b15b4d9cdd05c3385dcf3761b1300f9f44890df1f329fc8c9b87e6fe7b.aea
File size: 7.05 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: 115727163cdef360027266252f5ca2f7729d8d004cb6710f358cc408fb3911a5
SHA-1: 9662c60f33a6583af674a4cb8f8cccf92d62536e
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 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, 6:27 PM UTC
Record fingerprint: 3aa1b12ab32d61552bc2075797d3a0f8