To Reorder Tasks or Workflows

In the Customize dialog ( File > Settings > Configuration > Customize ) on the Tools tab, expand the Tasks tab.
Expand the User Tasks section and expand the open DGN library.
Select the task or workflow whose relative position you want to change.
Do one of the following:

To move up the task or workflow one position, click the Move Up icon.

or
Right-click the task or workflow and select Move Up from the pop-up menu.
Do one of the following:

To move down the task or workflow one position, click the Move Down icon.

or
Right-click the task or workflow and select Move Down from the pop-up menu.

Note: If the task or workflow is the first item in the open DGN file or the task it cannot move up. If the task or workflow is the last item in the open DGN file or the task it cannot move down.