VidyoWeb - My VidyoWeb plugin is not working with FireFox July 20, 2018 21:32 Updated Follow Please note that as of Mozilla Firefox version 52, VidyoWeb plugin is no longer supported. Please refer to this article for more details. In order to check which version of FireFox you are running, please see this article. Comments 2 comments Sort by Date Votes Gustavo Daniel Villareal February 09, 2017 23:55 This article should be amended to show that this only applies to Windows Firefox 64bit, as Mac Firefox 64bit runs correctly! 0 Comment actions Permalink Andrew Chooi October 20, 2017 00:19 Edited Hello Gustavo, you are running Firefox version 51. As of version 52, Firefox will no longer be compatible with VidyoWeb. The reason being, Mozilla removed support for the older NPAPI plugin. This affects other applications based on that plugin as well, not just Vidyo. 0 Comment actions Permalink Please sign in to leave a comment.