FIRMWARE DETAILS

iOS 18.1.1

Build: 22B91Nov 19, 2024Delta OTA

Stable

View details

Filename: 1b21199d6523a0e8a79e23db6a003a033ae11a7eb9d9c0c729fdea1b8af4fd0a.aea
File size: 4.43 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: 36c1f820db2f998f403913c6ca8e16580ce3106172210f351b6c38b45e0d179d
SHA-1: 60ce70265010b933dfe9d7441c8c30ee7aa8554c
Required starting builds: 21B101, 21B74, 21B80, 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.

iPhone 15 Pro iPhone16,1

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