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Zyxel usg 405/30/2023 The firmware version for ATP Series / USG FLEX Series and USG20(W)-VPN is On-Premise and Nebula Cloud Mode. The correct firmware code (i.e., ABAE) will bring you to the right section and mark the section in color. Use the Dropdown Selector to find your device easily. Please navigate your device and go to the needed version you're looking for. List of all versions of Zyxel Usg 40 Firmware Detailed list of all versions with known security vulnerabilities of product. You can use 5.21 Patch 1 because this is the last version of this major release. We only provide the most stable version of a major release on this article this is enough to do the update, i.e., you need 5.21 Patch 0. Please use the device's online update (Cloud) to get the latest version.ĭevices with ZYNOS or EOL devices like USG100 (3.30 and older) are not supported anymore. Notes: This article is for support purposes and isn't a general firmware download library. All other older versions are out of support and should no longer be used in the production environment! We strongly recommend flashing these versions quickly to follow the process in the release note document of the current version and go straight away to the latest firmware version Zyxel provides! Any other reasons you might need firmware filesĪttention: Only the latest version downloaded from this article is supported. No maintenance slot for a project over the years Device was too long on stock/shipment, and the firmware is too old This article helps you to find the related version. In rare conditions, it can happen that you can not update to the latest firmware versions directly, or it's recommended in Release Notes to make some updates in between. Don't install an interim update.ĭEVICE HA User, install the upgrade Manual, not with Cloud Upgrade, to avoid the same issue. If your installed Firmware version is between 5.00-5.21 Patch 0, please upgrade to 5.30 Patch 0 directly to avoid the Firewall from hanging during boot-up progress.
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