Mozilla Firefox 50 is a web browser developed by Mozilla Foundation, available for download in full install version for Windows platforms from legacy sources. This version of Firefox was officially released on 2016-11-15 for public access and a brief summary of important updates and change log pertaining to this edition can be read below.

Release of the edition Firefox 50 has fixed the rendering issues related to dashed and dotted borders with round corners. Apart from fixing various security bugs this edition also can save login cookies for sites with high number of cookies. Now Firefox automatically checks for plugin updates and users need not to bother about new versions of the plugins installed in their PC.

There are new functionalities added in this edition including download protection for a large number of executable files. This edition play back videos on sites with WebM EME support. Now users can search in webpage with whole words instead of incomplete words being keyed in.

Do note that this edition still remain unfixed the error of unable to sync if it is previously set to "never remember history" option.