Firefox is a good browser. For different users, the favorite version may be different. Today, Xiaobian will introduce you to some of the most worthwhile points when Firefox 4 is in use. Interested friends to go and see! Firefox can be used on Windows, Mac OS X, and Linux systems, supports more than 70 languages, and supports more platforms and languages than other browsers. In order to let more netizens experience the new online experience of the new generation Firefox browser, and get started quickly, the editor summed up some experience points for your reference and use. Faster performance: The new JägerMonkey engine allows Firefox to improve startup speed and page download speed, accelerate web application performance and graphics hardware acceleration, making Firefox 2-6 times faster than previous versions under different conditions . New interface design and features: Firefox buttons (Windows and Linux) Simplified menus are now unified in the Firefox button, saving users time and effort. Users can still use the full menu bar by pressing the <;Alt” key. Using the toggle tab, the smart address bar makes it easy to help users find and mark labels that they have opened. This means that users can manage tags more easily and avoid having to open tags repeatedly. The habit of netizens using web pages is changing. Many users today live in a world of web applications, and frequently access many websites such as email, music, and social networks. Application tags provide users with a better way to manage these frequently used tags, providing a permanently open page for those tags. Right click on any tab to identify it as an app tag. In the tabbed group, users can drag and drop tabs into specific groups that can be organized and named with interesting visual effects. Users can easily set up tag groups for work, life, hobbies, research, and anything of interest, which saves time and avoids bothering when browsing through many open tabs. Using a tag group is as simple as clicking on any tag and moving it to a group. Extension Manager's new extension manager interface makes it easier for users to discover and install the extensions they need from Firefox's more than 200,000 extensions. Here users can see descriptions, screenshots, rankings and recommendations for extensions before installing. At the same time, the extension manager allows users to see and manage third-party plugins and automatically update all extensions. Firefox sync allows you to sync your Firefox tabs, browsing history, passwords, bookmarks wherever you go. Firefox allows web developers to create beautiful, interactive, and creative experiences faster and easier. By using HTML5 web technology, Firefox brings new features in 3D graphics, video, audio and multi-touch. Support for HTML5 Firefox has a new HTML5 parser that supports the latest web standards, HTML5, and provides great support for innovative and rich web applications. 3DWebGL on the web brings 3D graphics to Firefox, and developers can create vivid games and new visual experiences on the web. HD and WebM Video are pioneers of the HTML5 video standard, and Firefox also supports the WebM format, allowing users to view hardware-accelerated, smooth, high-definition video without having to install plug-ins. Developers can easily and practically re-define the video's experience on the web. Mozilla audio interface Firefox 4 changes the way audio is integrated in the network. This API makes it easier for developers to use JavaScript to read and write audio data. Mozilla opens up raw audio data that developers can use to create more sound. Stylin& rsquo; Pages with CSS3Firefox Support for new CSS3 features, such as support for Transitions and Transformations, makes it easier for developers to add dazzling animations to the web. A new privacy protection mechanism: Firefox is owned by every user. Mozilla is committed to enhancing the transparency of data collection and sharing. Firefox includes new features to give users more control and to keep users browsing their browsing history, away from peeking websites. Do not track Do Not TrackFirefox's Do Not Track feature tells the site that users don't want to be monitored for his behavior to be used in behavioral ads. Firefox is the leader in the Internet at this point. Users don't notice any difference when browsing the web until the website and ad start responding to the header file. Content Security Protocol (CSP) The Content Security Policy in Firefox provides a mechanism for websites to tell the browser which content is legitimate and to turn off scripting attacks between websites. The browser can ignore all Content not on this site. The new Web security protocol, HTTP Strict Transport Security (HSTS), protects users' sensitive data from being stolen during the login process by telling Firefox to automatically establish a secure connection to the server on the site. Firefox inherits the powerful extensibility of Firefox's Firefox browser. There are currently about 1000 extensions that support Firefox, see the official add-on. Users can customize the browser according to their own needs and experience more perfect web browsing.