FIRMWARE DETAILS

iOS 18.7.3

Build: 22H217Dec 22, 2025Delta OTA

Release CandidateStable

View details

Filename: 2f89212947a603ae454d36d84d9146c90447c288.zip
File size: 5.81 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: 2c76f5745440835d99d3c47850c4f678108b0c3327ffcb484748ffde84a12098
SHA-1: 2f89212947a603ae454d36d84d9146c90447c288
Required starting builds: 19A340, 19A344, 19A346, 19A348, 19A404
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 iPhone11,2

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%3B22H217.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:26 PM UTC
Record fingerprint: 0107fd2b7719e99fff84bab4a8a558e8