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FIRMWARE DETAILS

iOS 18.3.1

Build: 22D72Feb 10, 2025Delta OTA
Stable

View details

Filename
a3737b7f8a6e8f01fb44222ebb0798c8231b26f3d9a5a93857a9550602ea1ab1.aea
File size
1.81 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
3628638b150894d68c45a2663dda77d11269ba7ca66057cb22766b20e8a51d67
SHA-1
78ce04a40527382e663f254248437b072457b7e4
Required starting builds
22B83, 22B91
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