
If you have disabled JavaScript using a browser add-on that allows you to customize your JavaScript settings, you need to re-enable JavaScript using this add-on. JavaScript is enabled for all websites by default in Mozilla Firefox.

This means that all webpages with a web address beginning (such as allow JavaScript.

This is because the Avast Store is unable to load and function correctly without these settings enabled. When you make a purchase via the Avast Store, you may be notified that you need to enable JavaScript and / or cookies in your web browser.

If you register with the same email address as you have used for activating the trial you can also use your Avast account from the website to cancel your subscription.Enabling JavaScript and cookies in your web browser To cancel your subscription you can use the Avast customer portal: The date of the next charge is available in the subscription menu in the product itself as well as Avast order portal and Avast account. To avoid being charged you can cancel the subscription as this will only stop the upcoming charge from happening while the license will be valid until the expiration date. The date of expiration and the date of charge for the renewal are not the same as the charge usually happens several days prior to license expiration. I can also confirm that the renewal of Avast Cleanup Premium was canceled and will be refunded. We've canceled your subscription for Avast Premium Security as per your request.
