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How ot Change Product Key on Windows 10 PC

This is a guide on how to change your product key to fix activation errors in Windows 10. Here introduce five ways to bring up the Windows activation tool to change the current product key on your computer. So that it can help you activate your Windows 10 or upgrade your edition of Windows.

How to Change Product Key in Settings

You need to sign in as an administrator to change the product key and activate Windows 10.

Option 1: change your product key to fix activation errors

Step 1: Click the Start menu and select Settings. Click on Update & Security icon.

Step 2: Click on Activation, and then click on the Change product key button on the right side.

Windows 10 activation error

Option 2: Change product key to upgrade your edition of Windows 10

Step 1: Go to open Settings app. Navigate to System > About.

Step 2: Click on Change product key or upgrade your edition of Windows link to open the Activation page.

Upgrade your edition of Windows 10

If you want to upgrade Windows 10 Enterprise to Windows 10, and have a Windows 10 Pro key already, click on the Change product key button, go ahead Step 3 below, then input the Windows 10 Pro product key.

Update Product Key

How to Change Product Key in System Properties

Step 1:Open System Properties using shortcut keys: Windows + Pause Break

Step 2: Click on Change product key link under Windows Activation. Then go to Step 3 below.

Change product key in System Properties

How to change Product Key in Slui.EXE

Step 1: Press Win + R to bring out Run dialog.

Step 2: Type in slui.exe 3, press Enter key. Then go to Step 3 below.

Change Product Key in Slui

How to Change Product Key in Changepk.exe

Step 1: Press the Win + R keys to open Run dialog.

Step 2: Then type changepk.exe into Run dialog, then click OK.

Change product key in changepk.exe

Step 3: Enter the 25-digit product key for the edition of Windows 10 you want, press Enter.

Enter Product Key

Step 3: When Activate Windows appears, lick Next.

Change product key to fix activation errors

Step 4: When the Windows was activated successfully, click on Close.

Windows is activated

How to Change Product Key in Command Prompt

Step 1: Open Command Prompt as administrator.

Press "Windows logo + X" keys, then hit A key on keyboard

Run Commamnd Prompt as an Admin

Step 2: Run the following command at the elevated command prompt, and press Enter.

slmgr.vbs /ipk <Your product key>

Change product key in Command Prompt

You will see Installed product key successfully message once the key is changed. Click OK.

Change Product Key to activate Windows 10