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FIRMWARE DETAILS

iOS 18.1

Build: 22B83Oct 28, 2024Delta OTA
Stable

View details

Filename
71aa447c2b64c9a60b6f301bc082e19e89a7acfe.zip
File size
3.50 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
5efcc0fa68ca67352374921da80eb89701f36713a86682e3e7ad290c51cc4cd1
SHA-1
71aa447c2b64c9a60b6f301bc082e19e89a7acfe
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)

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