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FIRMWARE DETAILS

iOS 18.4

Build: 22E240Mar 31, 2025Delta OTA
Release CandidateStable

View details

Filename
281dee174f5b93b640f8e6323cfe17993792c40d.zip
File size
5.22 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
bb0203bd7824b3572a4cd8f15230d611bcaefdbab9085ce1d98bb9f6f311936a
SHA-1
281dee174f5b93b640f8e6323cfe17993792c40d
Required starting builds
20H115, 20H19, 20H30
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)

iPhone XS iPhone11,2
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%3B22E240-RC.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:26 PM UTC
Record fingerprint: af6c14cdea389e430af57df46c359c4d

AppleDBhttps://api.appledb.dev/ios/iOS%3B22E240.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:26 PM UTC
Record fingerprint: 58f3ccccbe04c9559a5f267b66bdf03b