You can modify a single combining item in a bill of materials directly in the Combining dialog box.

1. In the upper navigation tree or the display area, click the item that you want to modify.

   The properties of the selected item appear on the right side of the dialog box.

2. Modify the properties according to your needs.

   For example, you can select another category in the Category list or change the number in the Quantity field.

3. Click Edit to save the changes.