FIRMWARE DETAILS

iOS 18.7.4

Build: 22H218Jan 26, 2026Delta OTA

Stable

View details

Filename: a66bcdd961dfbb1c0e1b2a310b62cc56fdaf8a37.zip
File size: 1.06 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: a5a1b2ee6deb1892a9cff0a80a24d9e4a417681a4c8b5f719a4fa68afe5bbded
SHA-1: a66bcdd961dfbb1c0e1b2a310b62cc56fdaf8a37
Required starting builds: 22E240, 22E252
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 XS Max iPhone11,6

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%3B22H218.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:26 PM UTC
Record fingerprint: a3a806746a070dd3a7df08512d35c1c5