Origin Ver. 2020 and Service Release 1(Select Help-->About Origin): Operating System: Windows 10 Sorry I moved from origin 8.0 and I have very simple problems now. How to add plot to layer if my worksheet has only one X column but I would like to choose other one for X axis? I this version of origin the Add plot to layer is very simple and Origin assumes that this is column A and I have not possibility to choose any other column as the X axis. Best Darek