Hello!
I have a diagramm in which the x-axis gets its scale from another sheet (=sheet3!$A$3:$A$74). In the diagramm that shows like weeknumber (18 19 20 and so on). Now I need to put in 6 more weeks and changed to =sheet3!$A$3:$A$80, but the diagramm will not extend the weeknumbers.
I am not...