
Type the 25-digit product key for the version of Windows 10 you want. Type slui.exe 3 and click OK to open the Windows activation client.Use the Windows key + R keyboard shortcut to open the Run command.If you typed the product key correctly and the process completes successfully, you'll see a dialog box reading "Installed product key YOURP-RODUC-TKEYX-XXXXX-XXXXX successfully." How to change Windows 10's product key using SLUI 3 Type the following command using your 25-digit product key and press Enter: Right-click the result and select Run as administrator.How to change Windows 10's product key using Command Prompt Similar to the Settings app, if the activation process completes successfully, you'll get the "Windows is activated" message. Use the Windows key + X keyboard shortcut to open the Power User menu and select System.Ĭlick the Change product key link under the Windows activation section.

How to change Windows 10's product key using Control Panel If the activation process completes successfully, you'll get the "Windows is activated" message.

