Right click on the project in Solution Explorer and choose Properties > Settings tab
Use this page to create individual application settings
Scope
Typically select 'User'.
If you select Application scope then Settings.Default[] will be read-only (save deosn't work)
Visual Studio will create the files "Settings.settings" and "Settings.Designer".settings that contain the singleton class Settings.
Reading and writing settings
Store Settings
Properties.Settings.Default["MySettingName"] = "Something to save";
Properties.Settings.Default.Save();
Read Setttings
sTemp = Properties.Settings.Default.MySettingName;
Feel free to comment if you can add help to this page or point out issues and solutions you have found. I do not provide support on this site, if you need help with a problem head over to stack overflow.