FIRMWARE DETAILS

iOS 18.1

Build: 22B83Oct 28, 2024Delta OTA

Stable

View details

Filename: b9c55eb2b501882544d613ce8d7f864b8d28ad38.zip
File size: 3.64 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: 4eb8c3990f424aaa351dda60d2266b49af703f51517b4d972115d7dad15d8d12
SHA-1: b9c55eb2b501882544d613ce8d7f864b8d28ad38
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 11 Pro iPhone12,3

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