The actual data value in the highlighted cell is displayed in the upper left corner above the data grid when a cell is highlighted.
Edit the data value directly in the cell on the Data tab. Choose another cell or select Enter to record the new data value.
Related topics:
Cut, copy, paste and delete data values (Data grid)
Add, insert and delete records (Data grid)
Sort records by variable values (Data grid)
Add, insert and delete variables (Data grid)