Icon Kit output example

icon-kit.zip
├── favicon.ico
├── favicon-16x16.png
├── favicon-32x32.png
├── apple-touch-icon.png
├── icons/
│   ├── icon-192.png
│   ├── icon-512.png
│   ├── maskable-192.png
│   └── maskable-512.png
├── site.webmanifest
├── html-snippet.html
└── README.txt

Copy the files to your public root and paste the HTML snippet into the document head.