FIRMWARE DETAILS

iOS 26.0.1

Build: 23A355Sep 29, 2025Delta OTA

Stable

View details

Filename: 5aed74a821458ea650b040bfb2b07697a4d7b56b4af8e77200f5bd3881a768f8.aea
File size: 989.9 MB
File type: Delta OTA
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: 17133ee88c657e17fffe9ca99653222c7961f019bea801f563206d7f64bc30f0
SHA-1: c5216c846eb029dd5c3cd38347c33f9871310a71
Required starting builds: 23A330, 23A340, 23A341, 23A345
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 17 Pro iPhone18,1

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