You first would of had to save a PDF copy of your return on your computer- Open your email and click on new email- go to the attachment and click on the proper PDF .TT.2022 and TT.2023 which is saved on your computer usually under documents, click on the file to open it and then you will see the PDFs that were saved and click on the one you want to send.
Thank you for choosing TurboTax.