Firefox 45 Beta is now available for Windows, Linux and OS X to download. The final version is expected to be available from 08 March 2016 .
Firefox 45 offers the following enhancements / new features:
- introduced button for synchronized Tabs
- .onion domains will now be blocked
- As of now there are no more tab groups
Generally Mozilla is working on optimizing the resource requirements. Responsible for the development is Nicholas Nethercote, who in his blog regularly informed of progress of the development group called MemShrink-Group. About general performance improvements informs the blog of developer Taras Glek .
About the default download link you get to the Mozilla site, which, however, the new beta does not yet offer to download. Therefore, the direct-DL-follow links to the Mozilla servers:
Firefox Beta: DL-links (Mozilla server) :
Firefox 45 Beta 4 for Windows (English)
Firefox 45 Beta 4 for Windows 64-bit (English)
Firefox 45 beta 4 for Mac OS X (English)
Firefox 45 Beta 4 for Linux (English)
Firefox 45 Beta 4 for Linux 64 bit ( English)