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FIRMWARE DETAILS

iOS 18.3.1

Build: 22D72Feb 10, 2025Delta OTA
Stable

View details

Filename
9198c90678d2f75f89c5de2245e9a9e7cbea850730ea12fef34cc0d113c99f19.aea
File size
4.23 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
1af2604eb0aa16b7992ee92ee9fda5b11e0692987b69827e2e6e2e9f74aa9830
SHA-1
c1f37d7916c01e85e7bf9998c37a13040faf1fcd
Required starting builds
21H16, 21H216, 21H221
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