FIRMWARE DETAILS

iOS 18.1

Build: 22B83Oct 28, 2024Delta OTA

Stable

View details

Filename: 9bd33c0a9bd036fd0501d2fe84b8109ff7ed814f7b8115319fe94443189d1a6b.aea
File size: 3.69 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: 9e6aeef66e9eef337da8bb01bacd9673165b5f2d28988797725fbf4385968bb9
SHA-1: 644ffc7d833d48969090af30f2cd1cca411e3ba3
Required starting builds: 21C62, 21C66
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 iPhone15,4

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: b8d99540eed949e7a10189815a588a94