Business & farm
You will be setting up the rental property as though it was part of your income for the current year. The following article will walk you through the process of entering your rental property.
You will need the Form 8582 from your 2020 tax return for the carryover amount to be included in your income as a loss on Schedule E, noted by @ThomasM125. The image below will show you the entry screens from TurboTax online which will be similar to the CD/Download version.
