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Many streaming videos rely on the H.264 codec in order to work. Because of licensing restrictions, H.264 is not available for open source software like Waterfox. Instead, Waterfox uses its open source alternative, OpenH264 , to support video calls. OpenH264 is released in collaboration with Cisco and Waterfox. It is automatically installed by Waterfox on your Waterfox browser to enable video calls with devices that require the H.264 codec. Source

Add-ons allow you to add extra features and functionality to Waterfox. If you need help installing add-ons, see Find and install add-ons to add features to Waterfox. For fixes and new features, keep your add-ons up to date. Here’s how to update your add-ons. Updating add-ons Click the menu button , click Add-ons and Themes and select Extensions. Click the gear icon in the upper-right area of the Extensions panel. Choose one of the options below: Check for Updates: Allows you to check for any updates to your add-ons manually. If there is an update available, you have the option to choose to update it now or later. View Recent Updates: When you click this option, a Recent Updates panel appears on the left, showing your last updated add-ons. Update Add-ons Automatically: If you want to keep your add-ons up to date, select this option to let them update automatically. Reset All Add-ons to Update Automatically: If any add-ons have been set to update m...

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Extensions are a type of Waterfox add-on. This article describes how to find, install and manage extensions in Waterfox. What are extensions? Extensions are Waterfox add-ons that provide additional functionality to Waterfox. People all over the world have developed thousands of extensions for Waterfox. There are extensions that allow you to block advertisements, download videos from websites, integrate more closely with websites like Facebook or Twitter, and add features you see in other browsers. How to install extensions Click the menu button , click Add-ons and Themes and select Get Add-ons. You can also search for specific extensions by using the search box at the top. After finding an extension, click on the ‘Add to Firefox’ button. Waterfox will download the requested extension and may ask you to confirm that you want to install it. Managing extensions How to change extension settings Some extensions have settings you can change....

Waterfox includes privacy-preserving, on-device translation so you can read pages written in other languages without sending page content to external services. You can translate full pages or just selected text, control when prompts appear, and manage language preferences. Translate an entire page When you visit a page in a language different from your Waterfox interface language, Waterfox can offer to translate it. If a translation prompt appears, choose the language you want to translate into and click Translate. If you don’t see a prompt: Look for a translation option in the address bar or page controls. Click Translate page, then choose your target language. Tips: Waterfox usually detects the page language automatically. You can change the detected language in the panel if it’s incorrect. The original page language and the translation target are remembered for the current tab until you reload or close it. Translate selected te...

Waterfox Suggest shows helpful suggestions in the address bar (the Awesome Bar) as you type. These can include quick links to popular or relevant sites, content from trusted partners (“Sponsored” suggestions), and suggestions based on your browsing data already stored in Waterfox. You control which suggestions appear and can turn them off at any time. What is Waterfox Suggest? Waterfox Suggest enhances the address bar by surfacing suggestions related to what you type. It may include: Suggestions from your history, bookmarks, and open tabs (built-in address bar features). Non-sponsored suggestions that help you discover content faster. Sponsored suggestions from trusted partners, clearly labeled as “Sponsored.” Learn more about autocomplete and address bar behavior: Use the Awesome Bar to search tabs, bookmarks, history, and more Address bar autocomplete suggestions in Waterfox Search suggestions in Waterfox How do I turn...