FIRMWARE DETAILS

iOS 18.2.1

Build: 22C161Jan 6, 2025Delta OTA

Stable

View details

Filename: df5239a4f123c6f8959bb9e81abef82daa39bc42d7e14a82d21be13ee945d12b.aea
File size: 4.03 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: 3ee53aa4f373c8428f29752d985776780939e94471cb5d36eab5dba0e51f2bdf
SHA-1: f94e6023410818c0849e16ade0919983ca2f9dfa
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: 6c312e9c6b3fbf154fc4f234ff1ea543