For an overview and instructions for setting cell borders, see Customizing Cell Borders.
FarPoint.Win.Spread.Cell acell;
FarPoint.Win.BevelBorder bord = new FarPoint.Win.BevelBorder(FarPoint.Win.BevelBorderType.Raised, Color.Red, Color.Blue);
acell = fpSpread1.ActiveSheet.Cells[0, 0];
acell.Border = bord;
Dim acell As FarPoint.Win.Spread.Cell Dim bord As New FarPoint.Win.BevelBorder(FarPoint.Win.BevelBorderType.Raised, Color.Red, Color.Blue) acell = fpSpread1.ActiveSheet.Cells(0, 0) acell.Border = bord