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（原标题：Mozilla Firefox 51.0 正式版发布）
摘要：Mozilla Firefox 51.0 正式版今日发布，提供在浏览器中直接播放FLAC格式音频文档以及对WebGL 2规范的支持，在填写表单时无需提交即可保存密码到密码管理器中，与Chrome 56一样，在非HTTPS连接的页面中出现密码框就会提示不安全，除此之外51版还有一些性能上的改进，降低了CPU占用，全屏时的体验也更加平滑。下载地址:
https://download-installer.cdn.mozilla.net/pub/firefox/releases/51.0/
Added support for FLAC (Free Lossless Audio Codec) playback
A warning is displayed when a login page does not have a secure connection
Added support for WebGL 2
Added Georgian (ka) and Kabyle (kab) locales
Support saving passwords for forms without 'submit' events
Improved video performance for users without GPU acceleration:
Less CPU Usage
Better full screen experience
Visual indicator is shown in the URL bar if the zoom level is not at default level
Users can now view passwords before saving them
Remove Belarusian (be) locale
Changed
Use 2D graphics library (Skia) for content rendering
本文来源：cnbeta网站
责任编辑：
王晓易_NE0011
