Hi! Im stuck with this problem, it would be great if you could help me 
For o = 3 To Z
Columns(o).Select
Selection.Insert Shift:=xlToRight, CopyOrigin:=xlFormatFromLeftOrAbove
Selection.Insert Shift:=xlToRight, CopyOrigin:=xlFormatFromLeftOrAbove
Next
________
I want to select the column C,D,E and so on, up to the Z variable, and then insert 2 new columns before every selected column. Could you help me? I try to figure out this for a half hour:D Have a nice day!

For o = 3 To Z
Columns(o).Select
Selection.Insert Shift:=xlToRight, CopyOrigin:=xlFormatFromLeftOrAbove
Selection.Insert Shift:=xlToRight, CopyOrigin:=xlFormatFromLeftOrAbove
Next
________
I want to select the column C,D,E and so on, up to the Z variable, and then insert 2 new columns before every selected column. Could you help me? I try to figure out this for a half hour:D Have a nice day!