If you want to delete your business forms and re-do them, use the Find tool (magnifying glass) to search for "self", then select "Self-Employment Summary" from the list and click Go. Then click Delete next to the business you want to remove. Click the “Enter New Business” button to create a new one.
If you are still unable to resolve this issue, please contact our phone support as they will be better able to assist you. This form will help you get the right number: https://support.turbotax.intuit.ca/contact