Right-click menu > second tab

For this a new window will open.

For each material position, multiple operations can be defined.
The existing routings will be removed and the new ones will be inserted after the selection.

Alternatively: Double click on the position number

Hereby you can assign the position number in the structure directly.

These are alpha numeric and do not determine the order. The order can be changed via Drag&Drop.

Precalculation Position Number