Microsoft Silverlight is an application framework developed for running Internet applications. It shares many features and usages with Adobe Flash.
The Redmond giant stopped the development of Silverlight in 2013 but it continues to regularly roll out patches and bugfixes.
Microsoft has set the support end date for Silverlight 5 to be October 2021. Silverlight is no longer supported by modern browsers as all of them already transitioned to HTML5. Google Chrome ended support for Silverlight in September 2015, and Firefox in March 2017. Microsoft Edge doesn’t support any Silverlight plug-in.
Microsoft Silverlight FAQ
Do I need Microsoft Silverlight? Modern browsers rely on HTML5 for rendering multimedia content. Browsers and streaming platforms don’t need Silverlight which means that you don’t need to enable this browser plug-in.
Can I uninstall Microsoft Silverlight? If you want to uninstall Microsoft Silverlight, open the Control Panel and then navigate to Add/Remove Programs. LocateMicrosoft Silverlight, select it and then click Uninstall.
Is Microsoft Silverlight a virus? Microsoft Silverlight is not a virus, it is a product similar to Adobe Flash that lets you watch online video content. Some users may sometimes receive notifications asking them to install Silverlight although the product is already installed. You can simply ignore these notifications as modern browsers rely on the HTML5 standard to render video content on websites.
Does Netflix still use Silverlight? If you want to watch Netflix on your Windows XP or Windows 7 PC, you can use the Silverlight plug-in or the HTML5 player. The only Silverlight versions currently supported by Netflix are Silverlight 4 and Silverlight 5.