Below I’m elaborating a bit more my related tweet: #Fix #Silverlight & other #NPAPI (Netscape #Plugin API) at #Chrome Go to chrome://flags/#enable-npapi and click Enable, Close/Reopen browser — George Birbilis (@Zoomicon) May 13, 2015   Showing below the easiest of the suggested solutions that I found in this page   At Chrome’s ...

When you try to run a ClickOnce Windows application from Mozilla Firefox, on some machines you may see it try to save a .application (ClickOnce deployment manifest) instead of running the ClickOnce application installer/updater/launcher. To fix that issue you can open Firefox add-ons dialog and search among available to download/install add-ons ...