FIRMWARE DETAILS

iOS 18.6.1

Build: 22G90Aug 14, 2025Delta OTA

Stable

View details

Filename: caee18dce836588369cdde3214d354986889cd352dc1beedead19b4277e4636d.aea
File size: 4.90 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: d250ffe78229b6bbce9636e70f5da28115b23d27b77a4d54377df8551434b63e
SHA-1: 2b38fa50fc5c99eab8d009e1cd90799f082064cc
Required starting builds: 21B101, 21B74, 21B80, 21B91
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: 30af78bad187590c1c080783cb4aa63c