Software Secure Firewall Threat Defense
Platform Secure Firewall Threat Defense Virtual
Activity Onboard

Onboard Devices to Cloud-Delivered Firewall Management Center Device Management Disable the USB Port Disable the USB Port on a Device

Last updated: Jul 29, 2025

Disable the USB Port on a Device

To disable the USB port on a device, you can do so at the Firewall Threat Defense CLI.

Procedure

1

Disable the USB port.

system support usb configure disable

reboot

To re-enable the USB port, enter system support usb configure enable .


>system support usb configure disable
USB Port Admin State set to 'disabled’.
Please reboot the system to apply any control state changes.

>reboot
This command will reboot the system. Continue?
Please enter 'YES' or 'NO': YES
2

View the port status.

system support usb show

The Admin State shows the USB port configuration. The Oper State shows the current operation. For example, if you disable the USB port but do not reload, the Admin State will show disabled while the Oper State would will enabled.


>system support usb show
USB Port Info
---------------
Admin State: disabled
Oper State: disabled