FIRMWARE DETAILS

iOS 18.6.1

Build: 22G90Aug 14, 2025Delta OTA

Stable

View details

Filename: a2bcb96600a8cd8694b5e43492e765f08014846e.zip
File size: 4.27 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: 422ddf6cd910b249796ddcad7a2283b6f359b9e8096ef2c6c50f6ed5f145b792
SHA-1: a2bcb96600a8cd8694b5e43492e765f08014846e
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.

Compatible hardware (1)

iPhone 13 iPhone14,5

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