Mozilla Firefox Beta for Mac 72.0

In April 2011, the development process was divided into multiple "channels", each of which was constructed at a different development stage. The freshest build is called Nightly, which brings together daily source code changes, provides the latest new features that have not been tested by the Mozilla quality assurance team, and does not guarantee stability. The Aurora version merges the latest code from Nightly every six weeks. It will fix key issues in Nightly and provide new features on the premise of stability. Since version 35, the Aurora version has been renamed Developer Edition [166] [167]. The beta version will be updated quickly from time to time. It has undergone extensive quality tests and is expected to be available to 10 million users [168] to further test its stability. Starting from Beta, Mozilla will provide digitally signed installation packages and executable programs, and use the official Firefox name and logo. In the end, the Release version has undergone full quality assurance testing, providing the final stable release version used by hundreds of millions of users worldwide.
The official version of Firefox 5.0 was released on June 21, 2011. In addition to retaining the new interface of Firefox 4, it also added the "disable tracking function" (do not track) [169]. After the release, the Microsoft IE team sent a small cupcake [170].

The official version of Firefox 6.0 was released on August 16, 2011. It updated the address bar, adopted a new website notification and website identification style, and other new features. After the official release of Firefox 6, the IE team presented a cake again [171].

The official version of Firefox 7.0 was released on September 27, 2011. This version has optimized and improved memory control. Thanks to the MemShrink project, Firefox 7.0 has reduced its memory usage by 50% compared to Firefox 4.0. [172] [173] [174] Supported new hardware acceleration technology, in addition to the performance report extension Telemetry. The Microsoft IE team sent small cakes as usual. [175]

The official version of Firefox 8.0 was released on November 8, 2011. When restoring the last viewed tab page, the user can specify to restore only a part to speed up the startup. When the user drags and arranges the tab page, he can see a certain animation effect. Compared with the previous version, users can decide whether to keep, disable or remove the extension at one time. In addition, Firefox has updated editing tools for web developers [176]. On November 10, 2011, the Microsoft IE team announced that they would no longer give away cakes. A Microsoft spokesperson said: "We will not continue this tradition because it is too lethal." "Basically every six weeks we will provide many paper cups. Cake. "[177].

The official version of Firefox 9.0 was released on December 20, 2011. Firefox 9 added type inference technology, which has improved the performance of JavaScript by 30%. With better support for Mac OS X, users can browse the web more conveniently with two-finger swipe gestures. In addition, the new version also provides better support for the work of web developers, loading faster when processing large amounts of data or websites using AJAX technology, and displaying related content without waiting for all downloads to complete.

Firefox, the award-winning web browser, is now faster, more secure, and fully customizable to your online life.

The official version of Firefox 10.0 was released on January 31, 2012 [190] [191]. Firefox 10 supports full-screen APIs, improved WebGL performance, support for CSS 3D Transforms, and anti-aliasing in the WebGL standard for hardware-accelerated 3D graphics. These WebGL updates mean that more complex website and web application animations can be rendered smoothly in Firefox, and developers can convert 2D objects to 3D animations without plugins [192] [193]. Also introduced is a new CSS style editor that allows users to check the structure of the site and edit CSS without leaving the browser. Most add-ons in Firefox 10 are marked as compatible by default, and incompatible add-ons will be automatically disabled [194].

Firefox 10 ESR is the first Extended Support Release (ESR) [195]. Firefox ESR is suitable for deploying and maintaining desktop environments in large organizations such as schools, governments, and corporate units. During the extended period, Firefox ESR will not add any new features, only high-risk or high-impact security vulnerabilities or major stability issues will be fixed [196].


3D Page Inspector
The official version of Firefox 11.0 was released on March 13, 2012 [197]. Firefox 11 introduces many new features, including migration of bookmarks and browsing history from Google Chrome [198], support for SPDY, 3D effects page detection tools, add-on synchronization, and redesigned HTML5 movie control components.

The official version of Firefox 12.0 was released on April 24, 2012 [199]. Firefox 12 added the Mozilla maintenance service on Windows systems, and no UAC prompt appears during background updates [200]. Firefox 12 is the last version to support Windows 2000, Windows XP RTM and SP1 [201] [202].

The official version of Firefox 13.0 was released on June 5, 2012 [203]. Starting from this version, Windows only supports Windows XP SP2 / SP3, Windows Vista and Windows 7. Firefox 13 adds and updates features such as new tab pages [204] and improvements to the start page [205]. The new tabbed page is similar to the speed dial features already available in Opera, Google Chrome, Apple Safari, and Internet Explorer. It will display the nine most visited websites and cached images.

Firefox Android 14.0 was released on June 26, 2012 [206]. To keep the mobile and desktop version numbers consistent, Mozilla released both mobile and desktop versions of Firefox 14.0.1 on July 17, 2012.

The official version of Firefox 15.0 was released on August 28, 2012 [207]. Provide responsive web design development tools [208], add support for Opus audio format, and native support for PDF files (disabled by default). In addition, a silent update was introduced to update Firefox to the latest version without disturbing users [209]. Although users can disable this feature, Google Chrome has implemented this feature [210]. For Windows users, the startup time of Firefox 15 has been improved [211].

The official version of Firefox 16.0 was released on October 9, 2012 [212]. When the user wants to restore the previous browsing state, the startup speed is improved [213]. Added support for web applications. Opus audio format is enabled by default.

The official version of Firefox 17.0 was released on November 20, 2012 [214]. Improved display of address column results [215], improved silent update mechanism for incompatible add-ons [216], and improved Click-To-Play mechanism [217].

The official version of Firefox 18.0 was released on January 8, 2013 [218]. A new feature in Firefox 18 is Mozilla's next-generation JavaScript engine, IonMonkey, and supports some WebRTC features.


The official version of Firefox 19.0 was released on February 19, 2013 [219]. Built-in PDF viewer.

What's New:

• New Click-to-play blocklisting implemented to prevent vulnerable plugin versions from running without the user's permission (see blog post)
• New Mac OS X 10.8: Support for Notification Center
• Changed Updated Awesome Bar experience with larger icons
• Developer JavaScript Maps and Sets are now iterable
• Developer SVG FillPaint and StrokePaint implemented
• Developer Improvements that make the Web Console, Debugger and Developer Toolbar faster and easier to use
• Developer New Markup panel in the Page Inspector allows easy editing of the DOM
• HTML5 Sandbox attribute for iframes implemented, enabling increased security
• Fixed Over twenty performance improvements, including fixes around the New Tab page
• Fixed Pointer lock doesn't work in web apps (769150)
• Fixed Page scrolling on sites with Fixed headers