FIRMWARE DETAILS

iOS 26.0.1

Build: 23A355Sep 29, 2025Delta OTA

Stable

View details

Filename: cacd75c6da53c7cb0660fe75add88ef97c2f6ca6222ee67495cddd25319230e0.aea
File size: 6.11 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: 44c2c6dba7423d21f830c252f6fec338049b6fe4608e47734e9ab863512551d1
SHA-1: 72408ca515dc8e0865d13205346b52e51fb27b28
Required starting builds: 21A340, 21A350, 21A351
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, 6:26 PM UTC
Record fingerprint: 7b4dd98cce2b1345904d5ab91a528789