Answers for "install new react app"

command to create react app

npx create-react-app my-app
cd my-app
npm start

create react app install

RUN IN CMD

npm install -g create-react-app

install react app

npx create-react-app <appname>  //  eg:  npx create-react-app blog
cd <appname>  // cd blog
npm start  //runs on localhost:3000