Next you can install the new Product key by entering the command: To uninstall the current Product key, enter the command 'slmgr / upk' into the Command prompt window.Īt this time, a success message window appears.ģ. Open the Command Prompt window under Admin. The next step is to activate the new Product key on the Command Prompt:ġ. If the provider can't solve your problem, then you can ask for Microsoft support and ask them to provide a new product key for your Windows 8 computer. Is it a Windows OEM version? If so, you can call your computer manufacturer's support.

To do this you must first know for sure which version of Windows you are using. If you've applied the above method and still can't help you, then you'll have to ask Microsoft to provide the replacement Product key. Now on the screen showing the number, that's the Product key on your Windows 8 computer. Find and right-click the Product key, select Modify. HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersionĤ. In the Registry Editor window, navigate to the key: Enter Regedit then press Enter or click OK to open the Registry Editor. Press the Windows + R key combination to open the Run command window.Ģ. To view the Windows 8 Product key on the Registry, follow the steps below:ġ. Find the Windows 8 Product key on the Registry In the previous article, admin instructed you how to find the Product key on Windows 10, the article below Network Administrator will guide you how to find the Product key on Windows 8 or Windows 8.1. In this case, you don't need to worry too much because the Product Key is stored in the Registry. Suppose if you intend to reinstall Windows operating system for example, but you do not know or do not remember the Product key to activate Windows after the installation is completed and you cannot activate the newly installed operating system.

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