In Firefox 53, Mozilla will remove this workaround. That’s it assuming your NPAPI plugins are installed correctly they should work as before. “But there is a way to enable Java, Silverlight etc NPAPI plugins in Firefox 52 using an about:config setting. Add new Boolean string 'plugin.load_flash_only' and set it to false. You can’t work with government if no Java plugin is present,” he explains. “This is important, because some websites are still using Java plug-ins, like for example our government site for signing documents.

If there’s a particular NPAPI plugin that you rely on there is (for now) a way to override Firefox defaults and re-enable NPAPI support. Renable NPAPI Plugin Support in Firefox 52 Google Chrome ditched NPAPI support back in 2014 (and the version of Flash that ships pre-bundled uses the newer PPAPI tech).īut it is in Firefox 52, with Mozilla’s first step towards total removal of the technology from its browser, that is likely to impact Linux users the most.

Whatever bonuses these plugins, Flash, Silverlight and Java among them, offered have been long since outweighed by the inherent security flaws manipulated to malicious ends. This is a good move in the round as NPAPI is a terribly outdated technology (over 20 years old, in fact). Firefox 52 began its roll out yesterday, bringing a bunch of small iterative improvements to the fore.Īmong the most significant change in the release is the decision to disable support for all NPAPI plugins bar Adobe Flash by default.

How to activate silverlight in firefox