Self-employment income can be edited. I would suggest clearing your cookies and cache to start (How to clear your cache).
Here is how to do this in TurboTax Online:
- Log back in, navigate to Federal > Wages & Income > Self-employment income and expenses > Add/Edit
- Find your business and choose "Edit"
- Now, adjust your income or expenses as needed
If you are using Desktop:
- Navigate to Federal Taxes > Wages & Income > Business Items > Businesses Income and Expenses (Sch C) > Update
- Find your business and choose "Edit"
- Now, adjust your income or expenses as needed