Alright, do these steps in this order (even if you already did one of these steps, just try again):
- Use http://ninite.com/firefox-flash-silverlight/ninite.exe to make sure Firefox, Flash and Silverlight are fully up to date. Ensure that Firefox is fully closed before you run this program. (It might be useful to download this, restart your computer, then run it)
- After Installing, restart your PC Again.
- Open Firefox, type about:addons into your address bar, press enter. Go to plugins. Do Flash or Silverlight show up there? You may need to enable them.
- If not, Reset Firefox. Refresh Firefox - reset add-ons and settings
Microsoft Silverlight Not Installing On Mac Download
Installing Microsoft Silverlight On Mac
Silverlight is a powerful development tool for creating engaging, interactive user experiences for Web and mobile applications. Silverlight is a free plug-in, powered by the.NET framework and compatible with multiple browsers, devices and operating systems, bringing a.