Unregistering/Removing a Service Worker

Question

I have a bad service worker that is no longer updating. I noticed the issue in Chrome first. I then put the following code in the index.html file and in the sw.js (service w

Answer 1

Below sample code will check for service worker registered in your browser and fetch it.

registration.active.scriptURL will provide you exact url of all service workers.

registration.unregister(); will remove that service worker.

LINK: https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorkerRegistration/unregister

if ('serviceWorker' in navigator) {
    navigator.serviceWorker.getRegistrations()
        .then(function(registrations) {
            for(let registration of registrations) {
               if(registration.active.scriptURL == 'http://localhost/my-push/myworker.js'){ registration.unregister(); }
            }
        });
}

If you want to update service worker code than use https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorkerRegistration/update