Originally Posted 17 February 2017, 4:51 am ESTHi C1,
see attached sample: the grid has a checkbox in the fixed columns. When selecting multiple rows and click a checkbox, the checkbox state is toggled only for the clicked cell of the range.
In non fixed cols, all cells of the selection are checked/unchecked.
Is there a chance that you change the grid to behave the same way in fixed cols?