FIRMWARE DETAILS

iOS 18.2.1

Build: 22C161Jan 6, 2025Delta OTA

Stable

View details

Filename: 03b80e5b27b6f902b0ce31e91e3e78e5b32562d88f0e9e93f793abcf0aa3f1cb.aea
File size: 4.63 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: d87fb9973b5e734b5f9f189dda8c25b0e17a6e94a3f3edecb20d17a26c635d37
SHA-1: 173d7c51e687673809c31dd87c2b12fc555f62ff
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 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