'react-scripts' is not recognized as an internal or external command, operable program or batch file : <p>I am learning react. The version i installed is 16. I installed prop-types via npm after i got an error that 'react-scripts' is not recognized as an internal or external command, operable program or batch file."</p>

<p>I've provided a screenshot below. I need help.<a href="https://i.stack.imgur.com/9TsdZ.png" rel="noreferrer"><img src="https://i.stack.imgur.com/9TsdZ.png" alt="enter image description here"></a></p>
