'ng' is not recognized as an internal or external command / angular cli ng commands not working

In this post, I’m going to list the most common errors you may encounter while getting started with Angular. For each error, I’m going to explain what it means and how to solve it

This error is simply telling you that Angular CLI is either not installed or not added to the PATH. To solve this error, first, make sure you’re running Node latest or higher. A lot of errors can be resolved by simply upgrading your Node to the latest stable version

1).Open up the Terminal on macOS/Linux or Command Prompt on Windows and run the following command to find out the version of Node /node package manager / angular cli

a).node js version

node --version

node -v

a).node package manager version

npm -v

c).angular cli version

ng v

2).Then you need to install angular cli at globally

npm install -g @angular/cli

3). then also note run the you should set up your local computer envarment path