How to change selected cell border color in WPF GridControl?

In WPF GridControl, You can show border around the selection by setting ExcelLikeSelectionFrame property to true. You can change the border color excel-like selection frame by setting HighlightedSelectionBorder property.

grid.Model.Options.AllowSelection = Syncfusion.Windows.Controls.Grid.GridSelectionFlags.Cell;
grid.Model.Options.ExcelLikeSelectionFrame = true;
grid.Model.Options.HighlightSelectionBorder = Brushes.Green;

1. AllowSelection property set to `Cell`.

Set the border color of selected cell