I am mainly concerned with XP since the information I have found is rather scattered and I am not sure if its possible to activate a 'royalty free OEM' using a generic OEM/retail disk install and Windows Key Update Tool or if I would need to use one of the old methods of backing up the files and altering the install disk.
Hello; Allow me to welcome you to the HP forums! I read your post about needing to recover the Windows product key and wanted to help. Install Belarc Advisor and run it: Good Luck I am a volunteer and I do not work for, nor do I represent, HP. If my posts helped you, please click the Thumbs-Up symbol on my post to say thanks. If my posts solved your problem please click 'Accept As Solution'.