Mozilla 发布 Firefox 43，该版本提升了隐私浏览和跟踪保护、搜索建议，改进了对 m4v 视频回退播放的 API 支持等等。 What’s New New Private Browsing with Tracking Protection offers choice of blocking additional trackers New Improved API support for m4v video playback New Firefox 64-bit for Windows is now available via the Firefox download page New Users can choose search suggestions from the Awesome Bar New On-screen keyboard displayed on selecting input field on devices running Windows 8 or greater New Firefox Health Report has switched to use the same data collection mechanism as telemetry Developer Markup view shows indicators for pseudo-classes locked for elements Developer Bind F1 key to open the settings when the toolbox is focused Developer New 'Use in Console' context menu item in Inspector to store selected element in a temporary variable Developer Search button next to overridden CSS properties to find similar properties in the rules view Developer Ability to filter styles from their property names in the rules view Developer Stack traces are now shown for exceptions inside the console Developer Added ability to display server-side logs in the console Developer Ability to choose resolution for the GCLI screenshot command Developer Subresource integrity allows developers to make their sites more secure Developer Network requests in Console now link to Network panel instead of opening in a popup Developer Unprefixed 'hyphens' property is now supported Developer WebIDE now has a sidebar-based UI Developer The 'transform-origin' property is now supported on SVG elements Developer Animation inspector now displays animations in a timeline Developer Single-process mode is no longer supported for NPAPI plugins Fixed Eyedropper tool does not work as expected when page is zoomed Fixed Various security fixes 详情请看：release notes Firefox 43 发布，增强隐私浏览下载地址
