FIRMWARE DETAILS

iOS 18.2.1

Build: 22C161Jan 6, 2025Delta OTA

Stable

View details

Filename: c66aa9d07e46265078eb8b4c95744c6fe10167a2.zip
File size: 3.58 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: 560208f3745b5e1b65b4f41364e8218a01d316500580ac8e0583c30bb501fb4b
SHA-1: c66aa9d07e46265078eb8b4c95744c6fe10167a2
Required starting builds: 21F101, 21F79, 21F90
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 SE (2nd generation) iPhone12,8

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%3B22C161.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:27 PM UTC
Record fingerprint: 6c312e9c6b3fbf154fc4f234ff1ea543