JavaScript must be enabled in order to use this site.Please enable JavaScript in your browser and refresh the page. To Delete a Main Task In the Customize dialog ( File > Settings > Configuration > Customize ) on the Tools tab, expand the Main Tasks tab. Expand the User Tasks section and expand the open DGN library. Select the Main task that you want to delete. Do one of the following: Click the Delete icon. orRight-click the Main task and select Delete from the pop-up menu. orPress the <Delete> key. Parent topic: Working with Main Tasks