Windows 10: change product key - how it works

If you have purchased the Pro version of Windows 10 or you want to activate the beta version, you have to change the product key. You can easily do this yourself in Windows. We show you how to do this.

Change product key in Windows 10

If you received a new product key, you have to replace the old one in Windows 10. This works conveniently via the control panel:

1. Open the Control Panel and select the "System and Security" category.
2. Under "System" you will find the "Change Product Key" option in the lower right corner.
3. Confirm the upcoming query and enter your new product key here.
4. The key is then checked automatically and replaced with the old one.

Alternative: Change product key under Windows 10

1. Click on the Windows logo at the bottom left and select "Settings" in the Start menu.
2. Then you decided on the category "Update and Security" and switch to "Activation" on the left.
3. Click on the "Change Product Key" button and confirm the security query.
4. Finally, enter your new product key. After a brief check, Windows 10 activates the new key.

In the next practical tip, we will show you how to start Windows 10 without a login.