FIRMWARE DETAILS

iOS 18.6.1

Build: 22G90Aug 14, 2025Delta OTA

Stable

View details

Filename: fe7875799db361b037fba6cb395b28a0c2a527713956452cacc83577703394d8.aea
File size: 4.50 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: 11080ea20b71d1e330f4fad640bd85d2309e3fc566b87946b8ff0e1a91bd9ede
SHA-1: 3f5ac55ba00cc2799722881c052bab2c7e1ad46a
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.

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