Microsoft launches msnNOW sidebar beta for Firefox April 10, 2013 by admin Tweet Microsoft has announced it has launched a beta version of its msnNOW sidebar for users of Mozilla’s Firefox web browser, allowing Firefox to show what’s currently trending on Microsoft’s media site. Read more… Neowin Related Posts:Mozilla launches Firefox 114 with fairly small, but…Firefox 136 is out with vertical tabs, updated…Mozilla shuts down even more Firefox services you…Firefox 115 is out, the last version to support…Firefox 139 beta improves upload performance of…