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FIRMWARE DETAILS

iOS 18.3.1

Build: 22D72Feb 10, 2025Delta OTA
Stable

View details

Filename
9ddb72b42bb09d1222dc3741cbf204c3e78ed4807d397c5458376a3446151145.aea
File size
4.76 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
00a0b5db2da0d5444b74de8b3ca4919c4c507c25c9515eb84e45d0e1c37ac3b0
SHA-1
1fffb5bb3e8c6488ca71d277ffacc943a65c93b3
Required starting builds
21A326, 21A327, 21A329, 21A360
Board restrictions
Not reported

OTA packages can require an exact starting build and board. A matching hardware identifier alone is not sufficient for installation.

Compatible hardware (1)

Unknown

Signing is specific to the device and file. A signed build does not guarantee a downgrade or successful installation.

Source provenance

AppleDBhttps://api.appledb.dev/ios/iOS%3B22D72.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:27 PM UTC
Record fingerprint: 3aa1b12ab32d61552bc2075797d3a0f8