How to Change Default Port of Localhost in ReactJS Web Application

In this tutorial, we will learn how to change the default port of localhost in a ReactJS web application. By default, ReactJS web applications run on port 3000. However, in some cases, you may need to change the port number due to conflicts or other reasons. We will cover step-by-step instructions on how to change the default port number using the command line interface and the .env file. This tutorial is suitable for beginners and intermediate-level developers who are working with ReactJS web applications and want to customize the port number for their applications.