// 1st: npm i react-router-dom // 2nd: Use the following code import * as React from "react"; import { createRoot } from "react-dom/client"; import { createBrowserRouter, RouterProvider, Route, Link, } from "react-router-dom"; const router = createBrowserRouter([ { path: "/", element: ( <div> <h1>Hello World</h1> <Link to="about">About Us</Link> </div> ), }, { path: "about", element: <div>About</div>, }, ]); createRoot(document.getElementById("root")).render( <RouterProvider router={router} /> );