How can I merge the very first Cell in Grid Vaadin 8.2.2

How do I merge the the very first cell in the Grid in the very First column please see attachment?

Thanks!
17759885.png

If the column in the picture is the check box column for multi selection, then you cannot merge it.

Tatu Lund:
If the column in the picture is the check box column for multi selection, then you cannot merge it.

Ok thx and I guess then I cannot. :frowning: