// importing the provided NextJS type

import type { AppProps as NextAppProps } from "next/app";

// modified version - allows for custom pageProps type, falling back to 'any'

type AppProps
 = {

  pageProps: P;

} & Omit, "pageProps">;

// use the new type like so, replacing 'CustomPageProps' with whatever you want

export default function App({

  Component,

  pageProps,

}: AppProps) {

  //...

}