{
  "name": "My Next.js Application",
  "short_name": "Next.js App",
  "description": "An application built with Next.js",
  "start_url": "/"
  // ...
Generate a Manifest file
Add a manifest.js or manifest.ts file that returns a Manifest object.
app/manifest.ts
TypeScript
JavaScriptTypeScript
import { MetadataRoute } from 'next'
export default function manifest(): MetadataRoute.Manifest {
  return {
    name: 'Next.js App',
    short_name: 'Next.js App',
    description: 'Next.js App',
    start_url: '/',
    display: 'standalone',
    background_color: '#fff',
    theme_color: '#fff',
    icons: [
        src: '/favicon.ico',
        sizes: 'any',
        type: 'image/x-icon',
Manifest Object