FIRMWARE DETAILS

iOS 18.2.1

Build: 22C161Jan 6, 2025Delta OTA

Stable

View details

Filename: a449128e631a0f6568696ae835b2865aaba8579c.zip
File size: 3.99 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: 4fca49d717e02e88e1eae8095fc3ea50770e105b415c611c72c0ae136787d481
SHA-1: a449128e631a0f6568696ae835b2865aaba8579c
Required starting builds: 21A326, 21A329, 21A360
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 XS Max iPhone11,6

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