FIRMWARE DETAILS

iOS 18.3

Build: 22D63Jan 27, 2025Delta OTA

Stable

View details

Filename: 31d638075d8e438e34a61f38646fc8a35bc3a657.zip
File size: 3.83 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: e612185745ed2c105b82cb056a5a29041d87fe775e4e31b2a136f9202e125d22
SHA-1: 31d638075d8e438e34a61f38646fc8a35bc3a657
Required starting builds: 21B101, 21B74, 21B91
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%3B22D63.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:27 PM UTC
Record fingerprint: 720e843978ae854d4eb7ac0262e70285