What's the upgrade procedure for USG FLEX H Series

Zyxel_Stanley
Zyxel_Stanley Posts: 1,366  Zyxel Employee
First Anniversary 10 Comments Friend Collector First Answer
edited December 2023 in Maintenance

For the initial installation of the USG FLEX H Series firewall, please using the firmware wizard to upgrade to uOS 1.08 Patch 1 firmware first, and then proceed with the upgrade to uOS1.10 firmware.

Models: USG FLEX 100H/ 200H/ 200HP/ 500H/ 700H

  1. Utilizing the firmware wizard to upgrade firmware to v1.08 Patch1.
  2. Utilizing the firmware wizard to upgrade firmware from v1.08P1 to v1.10.

Firmware Upgrade Procedure Using the Wizard

In Step.1 and Step.2, the system will check your WAN Internet connection and synchronize the current Date & Time with the NTP server.

In Step.3, the system will automatically verify and download the firmware from the cloud. Please ensure that your Internet network is connected; the system will then proceed to automatically upgrade the firmware to version 1.08 patch1.

Once your system is successfully upgraded, login and the firmware wizard will be performed again.

In version 1.08p1, the wizard has only two steps:

The Step.1 checks the Internet network connection state once again.

The Step.2 it will auto-downloads firmware from cloud, and the system will then proceed to automatically upgrade the firmware to version 1.10.

1.10 Upgrade Failed Recovery

If you manually upgrade the firmware to 1.10 and encounter issues preventing your Firewall from booting up successfully, you can follow these steps to recover your system.

Step.1 Connect the console to the device and enter debug mode after restarting the device.
When you see "Press any key to enter debug mode within 3 seconds," press any key to enter debug mode. Then set command line, use partition 1 to restart the device.

> atcd 1
> atgo

Step.2 Wait for the device to boot up, open your browser, and enter https://192.168.168.1.

Log in to the GUI and please using the firmware wizard to upgrade to uOS 1.08 Patch 1 firmware first, and then proceed with the upgrade to uOS1.10 firmware.

If you prefer to upgrade the firmware via FTP or manual upload via GUI, the upgrade procedure remains the same: initial > 1.08 Patch1 > 1.10.

You can obtain the 1.08 patch1 firmware from Zyxel Support.