FIRMWARE DETAILS

iOS 18.7.3

Build: 22H217Dec 22, 2025Delta OTA

Release CandidateStable

View details

Filename: f2b22343aec49c0288fb967c6c2b1f03872ee77c.zip
File size: 4.96 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: 3a292893d795b55aa2158b50159e7d2b0331ce22a8b4daa2473f346021e69ff1
SHA-1: f2b22343aec49c0288fb967c6c2b1f03872ee77c
Required starting builds: 20G75, 20G81
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 XR iPhone11,8

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