You will have to purchase the TurboTax Business Edition separately to complete a S-Corp tax return.
Go to this TurboTax website for the Business Edition - https://turbotax.intuit.com/small-business-taxes/cd-download/
The Business Edition can only be installed on a Windows based personal computer, not on a Mac or online.
The Business Edition cannot be used to complete a personal tax return, Form 1040.
