firmwarehub.
العربية
FIRMWARE DETAILS

iOS 18.3.1

Build: 22D72Feb 10, 2025Delta OTA
Stable

View details

Filename
909a29b74eaa9c0fbfde67b37ade71e117bbb2738a301183230a8569c044ebe5.aea
File size
4.36 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
e7418312bb488bcdcaca51e23988fb0b3db5010e1f55a34071c87fb039725398
SHA-1
f4ff88c49a94b2eaa33ec030b0a96e4759cec87b
Required starting builds
21B101, 21B74, 21B91
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