Spread Windows Forms 12.0 Product Documentation
Step 1: Adding Spread to a Data Binding Project
  1. Start a new Visual Studio .NET project.
  2. Name the project databind.
  3. Name the form file in the project binding.cs (or .vb).
  4. Add the FpSpread component to your project, and then place the component on the form.

If you do not know how to add the FpSpread component to the project, complete the steps in Adding a Component to a Project