Problem cloning git repository

I have been following the steps in this link to clone the git repository to my computer i have the boilerplate folder on my desktop but when i type npm install into the command prompt i get the following error.

C:\Users\cmarc\Desktop\boilerplate-npm>npm install
‘npm’ is not recognized as an internal or external command,
operable program or batch file.

How to Run the freeCodeCamp Backend Challenges Locally

Do you have Node installed on your computer?

Nope i guess i have to install that first?

Should i install node.js

Yes. NPM is the Node Package Manager. This is a NodeJS application, so you need NodeJS in order to run it.

Ok thanks its working now