Code Mosh React 18 Beginners Fco Better -

import React from 'react';

const LazyLoadedComponent = () => { return <div>This component was lazy loaded!</div>; };

function App() { return ( <div className="App"> <header className="App-header"> <Counter /> <Suspense fallback={<div>Loading...</div>}> <LazyLoadedComponent /> </Suspense> </header> </div> ); }

export default LazyLoadedComponent; Then, modify App.tsx to use React.lazy and Suspense :

const LazyLoadedComponent = lazy(() => import('./LazyLoadedComponent'));