FIRMWARE DETAILS

iOS 18.7.8

Build: 22H352Apr 22, 2026Delta OTA

Stable

View details

Filename: 2454b5cd3f3a76f627e84dfa3e9909530e57dc26cac43d093631fefb4d1d1cb5.aea
File size: 4.43 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: 0519faee2a45f3d08fb30daf9e6258ac8fa3bb7dd0fb895a423dcdf35317e9b6
SHA-1: d39b197f9c98916cb1c12d7a5188bd90c0083b1c
Required starting builds: 21C62, 21C66
Board restrictions: Not reported

OTA packages can require an exact starting build and board. A matching hardware identifier alone is not sufficient for installation.

iPhone 15 iPhone15,4

Unknown

Signing is specific to the device and file. A signed build does not guarantee a downgrade or successful installation.

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:26 PM UTC
Record fingerprint: 63bc8fafb75a0ac76aa2821d7e3b63fa