GroupBox Control in C#.Net
GroupBox control is a container of other control. The GroupBox control displays
a frame around a group of controls with or without a caption. When you move the
GroupBox control, all of its contained controls move too.
How to use GroupBox Control
Drag and drop GroupBox control from toolbox on the window Form. . When you drag
and drop group box, it has a border by default, and its caption is set to the
name of the control. You can change its caption.

You can insert other control in side GroupBox control.

GroupBox properties
AutoSize:
Gets or sets a value that indicates whether the GroupBox resizes based on its
contents.
BackColor: Gets or sets the background color for the
control.
ForeColor:
ForeColor of all control in side GroupBox can be change at a time.
Example:
private
void GroupBox_Load(object
sender, EventArgs e)
{
//Change Fore color of all control in side
GroupBox
groupBox1.ForeColor = Color.RoyalBlue;
}
Fore color of all control in side GroupBox will
be change when apllication run.
Output

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