Adding USB Device to Exclusion List
USB Redirector has the special Exclusion List that does not allow operating with USB devices that are presented in it. USB devices can be added to the Exclusion List.
If you do not wish to connect chosen USB device in the Manual or Auto-Connection mode you can add this device to the Exclusion List. To add chosen USB device to the Exclusion List you need to click button on Toolbar or choose

If the process of adding device to the exclusion list finishes successfully, you will see this icon
near USB device.

Now this device can not be connected until you remove it from the Exclusion List.
on ToolBar and menu