To be able to click and edit cells in DevExpress XtraGrid, the following steps must be followed.

• 1 - "Run Designer" opens.
• 2 - "OptionsBehavior" opens.
• 3 - Set the "Editable" property to "True".
• 4 - Set the "EditingMode" property to "InPlace".
• 5 - Set the "ReadOnly" property to "False".

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

myListGridView.OptionsBehavior.Editable = true;
myListGridView.OptionsBehavior.EditingMode = GridEditingMode.Inplace;
myListGridView.OptionsBehavior.ReadOnly = false;