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1) Connect to the Unified Firewall via the CLI and enter the command sudo -i to gain administrative rights. Acknowledge the prompt by entering the password of the user gpadmin.

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2) Enter the command update_firmware -b to update the BIOS.


During the update process the Unified Firewall must not be disconnected from power or be restarted. Otherwise this could lead to the device not functioning properly afterwards! 

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3) After the successful BIOS update a corresponding message is displayed. The Unified Firewall will automatically reboot afterwards. 

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