Documentation

Updater
The Updates tab of the Microsoft Silverlight Configuration dialog box enables you to specify when to check for, download, and install Silverlight updates...
Microsoft Silverlight Updater details

Application Storage
Silverlight-based applications use application storage for a variety of purposes. They can store small data files (such as custom settings), and large files for applications that have graphically intensive features (such as games, maps, and images). Silverlight-based applications can also use application storage for saving user-generated content...
Microsoft Silverlight Application Storage details

Running Silverlight Applications Outside the Browser
Using Silverlight outside the browser is as easy as bookmarking Web pages. Silverlight applications with out-of-browser support are simple to install, run, and uninstall...
Running Silverlight Applications Outside the Browser