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FIRMWARE DETAILS

iOS 18.3.1

Build: 22D72Feb 10, 2025Full OTA
Stable

View details

Filename
5991601b11316fba45cb2baf407e884c9729fe61.zip
File size
6.53 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
a3c653648cec3437fb67c469bcb7c0fdf41f045c9eb03cbf2fb87c439ffdb8ff
SHA-1
5991601b11316fba45cb2baf407e884c9729fe61
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.

Compatible hardware (2)

iPhone 11 Pro iPhone12,3
Unknown
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