//This is the service worker with the Cache-first network //Add this below content to your HTML page, or add the js file to your page at the very top to register sercie worker if (navigator.serviceWorker.controller) { console.log('[PWA Builder] active service worker found, no need to register') } else { //Register the ServiceWorker navigator.serviceWorker.register('pwabuilder-sw.js', { scope: '.' }).then(function(reg) { console.log('Service worker has been registered for scope:'+ reg.scope); }); }