How do I enter a backdoor Roth IRA contribution in TurboTax for the year 2020?

To enter a backdoor Roth IRA contribution in TurboTax for the year 2020, you will need to report the non-deductible traditional IRA contribution and then convert it to a Roth IRA. You can do this by navigating to the section for retirement accounts in TurboTax and following the prompts to enter the contribution and conversion details. Make sure to accurately report the amounts and follow any additional instructions provided by TurboTax to ensure proper reporting of the backdoor Roth IRA contribution.