Firmware Upgrade; Chapter 21 Firmware Upgrade; Overview; The Firmware Screen - ZyXEL Communications SBG5500 Series User Manual

21.1 Overview

This chapter explains how to upload new firmware package, to update USB 3G/4G dongle support, to
your SBG. You can download new firmware releases and USB 3G/4G dongle support packages from
your nearest Zyxel FTP site (or www.zyxel.com) to use to upgrade your device's performance.
Only use firmware for your device's specific model. Refer to the label on
the bottom of your SBG.

21.2 The Firmware Screen

Click Maintenance > Firmware Upgrade to open the following screen. The upload process uses HTTP
(Hypertext Transfer Protocol) and may take up to two minutes. After a successful upload, the system will
reboot.
Do NOT turn off the SBG while firmware upload is in progress!
Figure 172 Maintenance > Firmware Upgrade

Chapter 21 Firmware Upgrade

Firmware Upgrade

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