1) Go to About option in your XTOOL, you will see device serial number and password
2) Visit http://www.xtooltech.com/, and download the update tool: setup_en.exe. Or you can directly download this one: http://www.mediafire.com/download/by7ote60qf4oz81/XTOOL_Update_tool_setup_en.exe
(we download the update tool from official website and upload it to mediafire)
3) Input the information and do the update, NO NEED TO REGISTER.