Extend XP Windows Updates until 2019 by cutting and pasting the following script into Notepad; saving it as “wepos.reg” and then running it from the Admin Command prompt. This will add the PosReady key to the registry to enable your system to receive security fixes and updates designed for Windows XP Embedded for Point of Service (WEPOS) systems.
After applying the registry patch log out or restart and run “Windows Updates” to get your system up to date. It might take a while and suffice to say where “Windows Updates”