How To: Change the Value of an Existing Setting at Design Time
You can use Visual Studio to edit the values of existing settings in your project.
To Change the Value of an Existing Setting at Design Time in C#
In Solution Explorer, expand the Properties node of your project.
Double-click the .settings file in which you want to add a new setting. The default name for this file is Settings.settings.
In the Settings designer, find the setting for which you want to change the value and type the new value in the Value column.
To Change the Value of an Existing Setting at Design Time in Visual Basic
In Solution Explorer, right-click your project node and choose Properties.
In the Properties page, select the Settings tab.
In the Settings designer, find the setting for which you want to change the value and type the new value in the Value column.
See also
.NET Desktop feedback