Open (right-click the Start button and select it).
Try a different USB port (preferably a USB 2.0 port on the back of the motherboard if using a desktop) or a different cable. rda usb driver for gallite 8809 64bit
Connect your Gallite 8809 device to the PC while it is off (or in Boot Mode). Open (right-click the Start button and select it)
If the automatic installer fails, use the Windows Device Manager for a manual update: rda usb driver for gallite 8809 64bit