FIRMWARE DETAILS

iOS 18.3

Build: 22D63Jan 27, 2025Delta OTA

Stable

View details

Filename: a43392a5f64305c2995abe4a8de62c32180f252b23da13d25bf0991a9c05edb1.aea
File size: 4.76 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: 9240c4fe557f5218bfc3aceb4b399175178c00f595cc193960e4e2bea5c8980a
SHA-1: d2226654ec40b6f4e9396a02f991f031fb2e346b
Required starting builds: 21B101, 21B74, 21B80, 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.

iPhone 15 Pro iPhone16,1

Unknown

Signing is specific to the device and file. A signed build does not guarantee a downgrade or successful installation.

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