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FIRMWARE DETAILS

iOS 18.1.1

Build: 22B91Nov 19, 2024Delta OTA
Stable

View details

Filename
cc578b54ac6228298c7cc98cb9d9401507ec5d826a7919af5cd3530e3ac1d252.aea
File size
4.03 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
711472ebfbba256462be5a4fe577f09462d6814f8f2e761a52ff6a34fff5c35f
SHA-1
2c9550f2dd5f1f656d363c18dd98fe5e501910b1
Required starting builds
21G101, 21G79, 21G80, 21G93
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%3B22B91.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:27 PM UTC
Record fingerprint: ed4a73ba10ff91afcf5e8d89e118d792