FIRMWARE DETAILS
iOS 18.4
Build:
22E240Mar 31, 2025Delta OTARelease CandidateStable
View details
- Filename
278474ddccfb656f64f88417572fa5c0e365a5f6.zip- File size
- 3.99 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
6d6fd06288169cc3a4a0bd5c3bebbb6d04ae30eae4587e89aaada0908c385cfa- SHA-1
278474ddccfb656f64f88417572fa5c0e365a5f6- 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)
iPhone XR
UnknowniPhone11,8Signing 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