Getting started

This document describes the procedure of updating BIOS on an SN-S-Series firewall from version R1.02 to version R1.03.

BIOS can only be updated from the SNS firewall’s web administration interface.

BIOS versions on SN-S-Series firewalls

Version	Can be installed on version	Version release notes
R1.03	R1.02	- An issue that occurred while changing the PCR was fixed.

 

Date	Description
April 23, 2026	New document