FIRMWARE DETAILS

iOS 18.1

Build: 22B83Oct 28, 2024Delta OTA

Stable

View details

Filename: b4a8e3be52946b44dbcde8fa4ce984a56f095120.zip
File size: 1.30 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: f1d02562af3ff331c7153f39bc8fc2f0b8a5045dad71ac2bd768b52cf333107f
SHA-1: b4a8e3be52946b44dbcde8fa4ce984a56f095120
Required starting builds: 22A3351, 22A3354, 22A3370
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 11 iPhone12,1

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%3B22B83.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:27 PM UTC
Record fingerprint: b8d99540eed949e7a10189815a588a94