1.Use original USB cable,which goes together with phone or NEC N8 cable(same as for unlock Sharp GX15,GX25) 2.Start "TS803_usb-driver_setup.exe" from "USB Drivers" folder and install drivers for phone. WARNING : Drivers and software works only on Windows XP,Windows 2000. 3.Connect USB cable to phone and power ON phone.Wait until Windows will find phone and will finish drivers installing. 4.Go to "Start"-Settings"-"Control Panel"-"System"-"Hardware"-"Device Manager"-"Modems" and look what ComPort is selected for "Toshiba 803 modem" or for "VODAFONE 902T modem".For this do next: right click with mouse at "Toshiba 803 modem" or "VODAFONE 902T modem" - in the opened submnenu select "Properties" - in the "Properties" submenu select "Modem" 5.Start software and select same ComPort.Press "Connect" and when software will read phone info,press "Direct unlock". 6.WARNING : Software can't recognize phone if phone code is set,in this case phone writes on display "Phone lock".For working with software you need to dissable phone lock,try main code "9999" or ask phone's owner what phone code is set.