FIRMWARE DETAILS

iOS 18.6.1

Build: 22G90Aug 14, 2025Delta OTA

Stable

View details

Filename: a4d901ffca05d92d6faf8a9858b060862e59c701.zip
File size: 5.77 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: 89772051e393ca691d130dca91edef93886522313934985c402bf5962b0d46cb
SHA-1: a4d901ffca05d92d6faf8a9858b060862e59c701
Required starting builds: 20B101, 20B110, 20B82
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%3B22G90.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:26 PM UTC
Record fingerprint: 30af78bad187590c1c080783cb4aa63c