FIRMWARE DETAILS

iOS 18.4.1

Build: 22E252Apr 16, 2025Delta OTA

Stable

View details

Filename: f534275cffee0b572fd78e86f8e3e2200cc04e66.zip
File size: 6.43 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: 45bf42fa50b20368d699d0459fd8137134b8e3247e30c7463653e7e8610e7c1d
SHA-1: f534275cffee0b572fd78e86f8e3e2200cc04e66
Required starting builds: 18G69, 18G82, 18H107, 18H17
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 12 iPhone13,2

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%3B22E252.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:26 PM UTC
Record fingerprint: c0dcb321fa693604d7b867c4fca4fcff