If you used the TurboTax Easy Extension to e-file the extension request then you have to sign onto the TurboTax online account with the same User ID that you used for e-filing the extension.
To start the 2023 return, click on Sign In on this TurboTax website - https://turbotax.intuit.com/personal-taxes/online/file-your-own-taxes/
Start the 2023 online tax return by entering some personal information then click on Tax Tools on the left side of the online program screen. Then click on Print Center. Then click on Print, save or preview this year's return. Choose the option Include government and TurboTax worksheets