In Chrome v42 and newer, Google disabled and hide lots of plugins under which Silverlight. Plugins are usually enabled / disabled via chrome://plugins. However, this lists has been reduced to only a few items.
Silverlight is still required for the Presentations 2Go live streams. To enable Silverlight again, follow the following procedure:
- Open Chrome and browse to chrome://flags/#enable-npapi
- Click the Enable NPAPI setting
- Restart your browser