By following these steps below, you can enter the legal fee you paid to a lawyer:

To begin, you can upgrade to the TurboTax Self-Employed version => Click on the Find icon on the top right => Enter Bussiness and Professional Activities, click and go => then press Enter New Business (1st Image) and fill out all of the required information about your company until you get to the list of Business Expenses page (2nd Image)=> press Continue until you reach the box that says "How much did you pay for Professional Advice and Service." This is where you can enter your legal fee (3rd Image).