Hello everybody, I have a problem installing my optical mouses. First one is simple wired Logitech USB-PS/2 Optical Mouse, named M-BT96a. First of all, it doesn't blink any lights at all when plugged into usb port (it should though?). Anyway, new USB-PS/2 Optical Mouse device appears in the. . To fix the double click problems of your mouse you will need a couple of tools, which are listed further down the page. If you choose to replace the microswitch, you will also need a replacement for it. ... If your mouse is wired, unplug the cable from the circuit board.