.NET Compact Framework v3.5
Microsoft has a set of programming tools that aid developers in making software for Windows Mobile phones. This set of tools is referred to as the .NET Compact Framwork. As with most things software related, new versions of the .NET Compact Framework are released, and your Windows Mobile phone much be upgraded to if you want to use software built on the latest Framework.
The newest version of the .NET Compact Framework is 3.5 and unfortunately the Samsung Epix doesn’t have it pre-installed. If you run into a program (it will alert you when you try to run it that you can’t without the correct version of the .NET Compact Framework intsalled) that uses the the .NET Compact Framework 3.5, download and install it using the link above.
Don’t worry, the .NET Compact Framework is backwards compatible, meaning that programs that require older versions of the .NET Compact Framework will run on the newer versions as well.

