ARArulpriya Ramalingam Syncfusion Team May 23, 2017 12:11 PM UTC
Thanks for your interest in Syncfusion products.
We have modified the sample as per your requirement. By default, the current cell will be focused but not in editing mode when the current cell is moved by TAB key and the selection start will be set to the cell only when the cell is in editing mode. In order to set the SelectionStart when the current cell is moved by TAB key, TableControlCurrentCellMoved event can be used. In that event, CurrentCell.BeginEdit() method can be used to set the editing mode for that particular cell. Please make use of below code and sample,