You can file an extension request using TurboTax but you will have to print and mail the Form 4868. E-filing an extension request using TurboTax will not be available until mid-March 2023.
Click on Federal
Click on Other Tax Situations
Under Other Tax Forms
On File an extension, click on the start button
Or go to this IRS website for the Form 4868 - https://www.irs.gov/pub/irs-pdf/f4868.pdf
