How to add a third-party translation extension to Firefox Since Firefox does not include any built-in translation features, you'll have to download an add-on on your Mac or PC.

Firefox for mobile devices lets you install browser extensions. If you want to know how to, there's a handy guide.

To install an extension, select it and then click the Add to Firefox button. Click Add and then choose whether you want the extension to run in a private window.

Click the Add to Chrome/Add to Firefox button to install the extension. Click on the Avast extension icon in the toolbar. Click on the DETAILS button to check the respective information.

Check 7 great extensions available for Mozilla Firefox! Improve your experience with this powerful web browser.

As you add new Firefox extensions, though, the toolbar can become filled with unwanted icons. This guide will explain how to remove a button from the Firefox toolbar.

Mozilla today announced major changes to how Firefox will implement add-ons going forward. The most important of these is the adoption of a new extension API that will be largely compatible with ...

In a move that will satisfy users with a preference for a minimalist aesthetic, Firefox developers have added a new feature to remove some of the clutter from the UI.