FIRMWARE DETAILS

iOS 18.1.1

Build: 22B91Nov 19, 2024Delta OTA

Stable

View details

Filename: ac2e038ecf576b6f16e4516fabb7d1f6ab144eee9117060fc1d6d16e5904ecaa.aea
File size: 3.49 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: a99136552c9244ef508988afbd90542eef3e8570524edf3e9fec2b8abcaf6e4c
SHA-1: aba1305f87972721ceed41b1ffbb47684fcbcf0f
Required starting builds: 21H15, 21H16
Board restrictions: Not reported

OTA packages can require an exact starting build and board. A matching hardware identifier alone is not sufficient for installation.

iPhone 15 iPhone15,4

Unknown

Signing is specific to the device and file. A signed build does not guarantee a downgrade or successful installation.

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