npx create-react-app app-name --template typescript
// or using yarn
yarn create react-app app-name --template typescript
// Install node-sass dependency
npm i node-sass
// or using yarn
yarn add node-sass
// Initialize React app with Typescript
// $ npx create-react-app yourProjectName --template typescript
// Go into project folder
// $ cd yourProjectName
// Install node-sass dependency
// $ npm i node-sass
// You can now import .scss / .sass files into your React components
// and use Typescript too. Happy coding!