Can I transfer my Windows 10 license to another computer?

Press Windows key + X then click Command Prompt (Admin). At the command prompt, enter the following command: slmgr.vbs /upk. This command uninstalls the product key, which frees the license for use elsewhere. You are now free to transfer your license to another computer.

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How do I know if my Windows 10 license is transferable?

Fortunately it is easy to tell if your new license is transferrable by typing Winver in the Start/Search box. Read the bottom of the license that appears. If the license is granted to the user, it is transferable. If the license is granted to a manufacturer, it is not.