Firefox was made with customization in mind. We'll show you how to make Firefox work the way you do - add features, change the way it works and keep it in sync with your mobile device.
Add-ons are like apps that you install to add bells & whistles to Firefox. You can get add-ons that do all kinds of things, like compare prices, check the weather or listen to music.
Click the menu button and choose Add-ons. The Add-ons Manager tab will open.
For more, see Find and install add-ons to add features to Firefox
Make Firefox match your style! Choose from thousands of themes designed by users around the world. With a single click you can dress up your browser however you want.
To learn more, see Use themes to change the look of Firefox
Keep up with friends, see the stories people are talking about and more with Firefox services. Services let you integrate the features of a site like Facebook right into Firefox.
Plugins are small bits of third-party software like the Adobe Flash Player or Apple's Quicktime.
Because plugins can cause browser crashes or pose security risks when they get out of date, make sure to use our handy tool to make sure they are current:
The Firefox interface has been designed to be as easy and intuitive as possible. But everyone has their own specific needs and you can always adjust the interface to be exactly the way you like it.
Learn more - Customize Firefox controls, buttons and toolbars
Sync seamlessly connects your desktop and mobile Firefoxes, so you can access your browsing history, passwords, bookmarks and even open tabs no matter which device you use.