How to install node js and npm | Run JavaScript using cmd

how to install node js and npm in windows system.Installing node js using command prompt

[_.Mustafa._]

Thank you very much for making me understand in one go only 😊👍.

[Evergreens]

I know we use "cd" to go into document, but if we want to back out of document, how can one do that? ><😀

[arpitabehera]

Thank you sir it's very helpful to me....

[mahmoudabozaid]

thanks my friend very much
i wish to you happy life my greeting for you