Solved Product key will not open operating system Tags: Configuration Windows XP Last response: November 24, 2010 7:31 AM in Windows XP Share msanders November 14, 2010 3:43:32 PM Hello, More about : product key open operating system Best solution Emerald November 14, 2010 4:11:40 PM does the key match the OS version? is it an OEM key and you changed the MOBO? msanders November 24, 2010 7:31:50 AM Best answer selected by msanders. Can't find your answer ? Ask ! Publish Related resources: ForumProduct key ForumUnderstanding Licensing, Product ID and Product Key ForumProduct codes for xp operating system ForumLost Product Key ForumProduct key hassles with Windows XP SP2 ForumWord 2002 Product Key or CoA....Works Suite 2002 after XP .. ForumWindows 7 OEM PRODUCT KEY TRANSFER ForumProduct key ForumCan i reinstall windows vista using product key on sticker ? ForumCan I install same win 7 64 bit O.S. with product key on a new hard dr ForumXp product key ForumNeed operating system ForumFree window 7 ultimate product key ForumHOW TO OPEN BIOS SET UP WHIL OPERATING SYSTEM IS ON ForumFree window 7 ultimate product key ForumI want my 25 character product key Forumerror loading operating system ForumI have a legal product key but no disk on a toshiba ForumHELP!!! Please with Windows XP ForumWhen in add/remove components I try to go open it and recieve the following mess More resources Read discussions in other Windows XP categories Configuration Customization Drivers Security Video !