FIRMWARE DETAILS

iOS 18.4.1

Build: 22E252Apr 16, 2025Delta OTA

Stable

View details

Filename: 363bc71463ed9a56703d512239b9a9a28b9b38f8.zip
File size: 4.26 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: 2be7ad3e58289d990a4236c1092b70cda9ab19b88253dff607217fa6dbb5b31f
SHA-1: 363bc71463ed9a56703d512239b9a9a28b9b38f8
Required starting builds: 21G101, 21G79, 21G80, 21G93
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 11 Pro iPhone12,3

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