XP KEY CHANGER allows to change Windows XP Product Key,Owener and Registered Organization. XP KEY CHANGER finds and decrypts the product key in your computers and displays the information right in the main panel. Also recovers the Service Pack version, Owner registered name and Organization registered name. XP KEY CHANGER allows to change all this information, with one click, on ALL your machines. XP KEY CHANGER is the 1st one to support ALL the Service Packs, included the Service Pack 3.