What is the fastest way to copy many cells value from excel to an other excel

[T0Bi]

Check out this for reordering and renaming datatable columns:

Datatable column transformation

Not totally sure what the goal is, do you want to rename the columns or reorder them (or both)? For simply reordering, you can use dataTable.Columns["Qty"].SetOrdinal(0); This simply changes the position of the column. If you want to rename it, you can do something like this in an assign activity: dataTable.Columns["C"].ColumnName = "B" For deleting columns I’d use the activity Remove Data Column And at last, combining columns can be done either with a simple for each row loop [image] …