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FIRMWARE DETAILS

iOS 18.1

Build: 22B83Oct 28, 2024Delta OTA
Stable

View details

Filename
3b1d442de88609fe9f034e9413a31fe4f7c0cd11.zip
File size
4.01 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
bc204f0ece48f4467ccbeeafb1858ed548f0b6c1e0dda146cd0f55a9efa84cfb
SHA-1
3b1d442de88609fe9f034e9413a31fe4f7c0cd11
Required starting builds
21B101, 21B74, 21B91
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