How to make create-react-app use npm instead of yarn?

You can either

1) Remove yarn.lock, and running npm i,

or

2) Run create-react-app app --use-npm

1. Install create-react-app npm i -g create-react-app --use-npm
2. Go to desired path using cd command
3. Add --use-npm create-react-app my-app-name --use-npm This command will create a folder with the name that you mentioned inside your current path . This folder consists all necessary configuration files needed for a starter code for react application

1 ⇢ If you have installed create-react-app then use:

create-react-app --use-npm

2 ⇢ If you are using npx command then use:

npx create-react-app --use-npm

3 ⇢ For existing yarn app, remove the yarn.lock file and run:

npm i

or

npm install