If you used the TurboTax Easy Extension website to e-file the extension request then you need to sign onto the online account with the same User ID you used to create the account for e-filing the extension - https://myturbotax.intuit.com/
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