If you want to change the product key or serial for windows 8.1, you can do it from pc settings. this video shows you how to change the product key.. 2.) change the product-key via slui 3 (win-8 and 8.1)! also start the cmd.exe in administrative mode and type the command slui 3 and confirm with [enter]. the window will appear with the option to enter a new product key. (... see image-2 arrow-1). Can i change my productkey of windows 8.1 technet edition to windows 8.1 full version retail without reinstalling windows 8.1 and all my programs? i have tried: slmgr.vbs /ipk <your product key> but this didn't work..
Next to the product id, you should see an activate windows (windows 10) link or change product key (8/7/vista) link. click or tap on this link to start the process of changing your windows product key.. Any product key finder that advertises support for windows 8 will work for either edition: windows 8 or windows 8 pro, as well as either edition of windows 8.1. install belarc advisor, following the instructions given during the installation.. When you try to change the product key in windows 8 or windows server 2012, you cannot find a "change product key" link in the system item in control panel. for example, you want to convert a default setup product key to a multiple activation key (mak) on a computer that is running windows 8..