If you also want the display to stay turned on, double-click. Note: You may need to disconnect and re-connect your USB device after applying these settings to re-establish the connection. The steps below outline how to configure the USB root hub to stay on during hibernation, to prevent this from happening.
If the USB device does not work after your computer has been in extended hibernation, it is likely that Windows has automatically turned off the USB Root hub to save power.