FIRMWARE DETAILS

iOS 18.3

Build: 22D63Jan 27, 2025Delta OTA

Stable

View details

Filename: 1f492f6ce357f12ead34c5b72d7348cb0480b2a1.zip
File size: 4.21 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: a5fd228fb7a2495e4bda32e1c462d000945fe83865387ca87525801dc16a3fc5
SHA-1: 1f492f6ce357f12ead34c5b72d7348cb0480b2a1
Required starting builds: 21G101, 21G79, 21G80, 21G93
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 12 iPhone13,2

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%3B22D63.json ↗

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