The returns are not saved on your computer, but you will get the option to preview your return before you file. This will download a PDF with your full tax forms onto your computer.

Can I access the pdf file after my taxes have been netfiled? as an example could I access the file in August?

Yes, you can access a PDF copy of your return after filing. Please follow instructions in this link to save or print a PDF copy of your return: How do I print a copy of my tax return in TurboTax?

Thanks for choosing TurboTax.