Hello friends, I hope you are doing well. In this tutorial, we will publish a Visual Basic or C# Windows Forms application from Visual Studio 2010 by using ClickOnce. This is useful when you have completed a desktop program, such as the serial terminal from our Serial Port in VB 2010 tutorial , and want to install it on another Windows computer. Visual Studio 2010 is a legacy environment whose Microsoft support ended in July 2020. We are keeping it here because the original project and screenshots use that version. For a new application, use a supported Visual Studio and .NET release and follow the current deployment workflow. Figure: The Publish tab contains the original project's ClickOnce deployment settings. Build Output, ClickOnce and MSI Are Different The phrases EXE file and setup f ...