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? Share msanders November 24, 2010 7:31:50 AM Best answer selected by msanders. m 0 l Can't find your answer ? Ask ! Publish Related resources SolvedWhat is the 25 charachter product key for the E-Machines pc system? Forum Solvedhow do i override my system and install windows xp pro with only the oem product key Forum SolvedMissing operating system and numbers lock key Forum Installed a system image over my OS and now I need the product key, can I get it back from the previous OS? Forum Product key install to new system Forum Product codes for xp operating system Forum What Windows 7 product key is used on current system? Forum My operating system was not open when it open it show the message hard disk fail Forum HOW TO OPEN BIOS SET UP WHIL OPERATING SYSTEM IS ON Forum SolvedIf I have a custom-built computer with Windows 8 installed, can I store the product key on the BIOS somehow? Forum SolvedUsing the same product key after changing the amount of RAM. Forum SolvedWindows product key sharing.. Forum Error could not open key HKLM\SYSTEM\CurrentControlSet\Enum\USB\ Forum SolvedIs this product key reusable? Forum SolvedWill I Need A New Product Key? Forum SolvedPlease help with 8.1 OEM product key Forum Solvedcan i install windows 8 on my windows 7 ultimate using my wifes product key Forum SolvedWindows 8.1 Product Key Question Forum AUTHENTICATION : Open System or Shared Key Forum SolvedJust reinstalled windows 7 using disc, now can't find product key Forum More resources Read discussions in other Windows XP categories Configuration Customization Drivers Security Video !