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Welcome to a brand new Firefox Preview. With the new Firefox 5.0 update, you get the following features:
- Ability to change the default language for Firefox
- Six new add-ons: Dark Reader, HTTPS Everywhere, and more.
- Enjoy app-like functionality on progressive web app-compatible sites without installing native apps. (Tip: add shortcuts to your home screen to access some websites as you would a regular app.
- Picture-in-picture support lets you watch videos while viewing other tabs or apps. For more on video controls, see Media Controls in Firefox for more information.