I have an old Toshiba laptop that I don’t have a Windows operating system installed on. In addition, there is a Windows 7 product key located on the back of the laptop and contains a Certificate of Authenticity (COA).

This post provides the necessary steps to activate Windows 10 with Windows 7 8 key.

Go to the Windows 10 search bar, then type activation.

Click Activation settings in the search result.

Search activation and select activation settings in windows 10

In the activation window, click change product key.

windows 10 activation settings window

Enter your Microsoft Windows product key, then click Next.

window to enter product key in Windows 10

Click Activate to continue with the activation process.

Activate window in Windows 10

Now my Windows 7 license key has activated the Windows 10 computer.

Windows 10 activated window

Video to show you how activate windows 10 with windows 7 8 key

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