FIRMWARE DETAILS

iOS 18.1

Build: 22B83Oct 28, 2024Delta OTA

Stable

View details

Filename: 27ae1b934e54827d2004e34e7b66adbbe91ddef8.zip
File size: 4.86 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: 51fe6b4359870aa3e8248f13045cb37d04ca37e8f785cb8395d6fa6a25254db2
SHA-1: 27ae1b934e54827d2004e34e7b66adbbe91ddef8
Required starting builds: 20G75, 20G81
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 12 iPhone13,2

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