Release Date:
October 12, 2026
New Features:
- GB406 app licensing system: Activate a Premium license online or offline.
- Firmware downgrade protection: You cannot downgrade to an earlier firmware version.
- AppHub/App Store support: Install, update, and manage apps on the device directly from the AppHub/App Store.
- Remote access from the Insight portal: Onboard and manage the device remotely through NETGEAR Insight Remote Access.
Bug Fixes:
- Fixes security issues.
- Fixes the issue where an Auto LAG does not re-form after a port is removed from the LAG and added back.
- Fixes the issue where changing a port description also disables the port.
- Fixes the issue where an LCD warning does not clear after a static IP address is set.
- Fixes the issue where trunk ports show an incorrect VLAN tag.
- Fixes the issue where the network connection is lost after Engage setup is complete.
- Fixes the issue where the device shows the wrong IP address after a factory reset.
- Fixes the issue where the VLAN list does not update immediately.
- Fixes the issue where a false "No internet connection" message displays.
- Fixes the issue where the device stops responding and does not accept logins.
- Fixes the issue where adding a new user fails.
Important Update and Compatibility Notes:
- Firmware downgrade is blocked starting with this release line.
Download Link: https://www.downloads.netgear.com/files/GDC/GB406/GB406-V1.2.0.22.zip
Firmware Checksum Details
File Name: gb406-1.2.0.22.img
MD5:
f57987b00e3f7f205e11d6e31395b2ec
SHA-256:
0ec5b0c9ff2c49fee98629ed41ba7c50e78f921c20e5062f2acee72a14bcb072
Firmware Update Instructions:
To update your product's firmware, follow the instructions in your product's user manual. To find your user manual, visit https://www.netgear.com/support/enterprise, enter your model number in the search box, and click the Documentation button on the product page.
Last Updated:10/12/2026
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Article ID: 000070957