What’s New
- New
Firefox Hello with new rooms-based conversations model - New
New search UI improved and enabled for more locales - New
Access the Firefox Marketplace from the Tools menu and optional toolbar button - New
Built-in support for H264 (MP4) on Mac OS X Snow Leopard (10.6) and newer through native APIs - New
Use tiled rendering on OS X - New
Improved high quality image resizing performance - New
Improved handling of dynamic styling changes to increase responsiveness - New
Implemented HTTP Public Key Pinning Extension (for enhanced authentication of encrypted connections) - HTML5
Added support for the CSS Font Loading API - HTML5
Resource Timing API implemented - HTML5
CSS filters enabled by default - HTML5
Changed JavaScript 'let' semantics to match the ES6 specification - Developer
Support for inspecting ::before and ::after pseudo elements - Developer
Computed view: Nodes matching the hovered selector are now highlighted - Developer
Network Monitor: New request/response headers view (more info) - Developer
Added support for the EXT_blend_minmax WebGL extension - Fixed
Show DOM Properties context menu item in inspector - Fixed
Reduced resource usage for scaled images - Fixed
PDF.js updated to version 1.0.907 - Fixed
Non-HTTP(S) XHR now returns correct status code - Fixed
Various security fixes
Known Issues
- unresolved
Sometimes images don't display when hovered over (see bug 1083113) - unresolved
WebGL games might not display some textures (see bug 1113633) - unresolved
Issues affecting RTL in Hello can be found here
补充新发现：
火狐的Hello 和34版比更加简化，在通讯前右下角会有小的本地窗口。未来会慢慢扩展共享屏幕和和协作等功能。
火狐自带的服务变得有用了，目前能用share This Page按钮将当前页面分享Linkin，twitter，pocket
