C＃部署：部署后如何配置文件？

In my C# Windows form application (Visual Studio 2012 )I want to have some kind of config file, that right after deployment the users can change its content and the app will use changed values. This works perfect during development stage. After deploying the application my config file removed to %.. ../appdata/.. %. How can I do it, that after deployment I have that configfile in deployed folder?In my C# Windows form application (Visual Studi