To install Node.js, go to the Node.js Website, and download the installer for the Current version of Node.js.
The Current version may be different than what is shown above. New versions of Node are released often.
Once downloaded, run the installer and follow the instructions to install Node.js and NPM.
On the Tools for Native Modules screen, make sure the checkbox for Automatically install the necessary tools is checked.
This will cause pop-up windows to open with additional instructions and requests for permission. Agree to all requests.