Follow below steps to show footer in DevExpress XtraGrid.

• 1 - "Run Designer" opens.
• 2 - Select "Views" from the left panel.
• 3 - Select "OptionsView" from the right side panel.
• 4 - Set the "ShowFooter" property to "true".

An example of setting it as code is given below..

myListGridView.OptionsView.ShowFooter = true;