Run below LabTalk, in worksheet, click change parameters ==> Input column is disable

newbook; col(a)=data(1,30); col(b)=data(1,30); col(c)=data(2,60,2); plotxy iy:=(1,2:3) plot:=200; integ1 -r 2;

In Origin2023b, now enable but only for input manually or pick interactively from Range (Expand the Input)