The TurboTax online editions for tax year 2020 should be available in early December.
The TurboTax desktop CD/Download editions for tax year 2020 are available for purchase on this website - https://turbotax.intuit.com/personal-taxes/cd-download/
If you qualify AND if you wait until mid January THEN you can use one of the IRS FREE FILE options to file a fed & state return for free ... but you must be patient. https://www.irs.gov/filing/free-file-do-your-federal-taxes-for-free
IRS Free File: Closed until January 2021
IRS Free File is closed for the 2020 tax season. Check back in January for Filing Season 2021 opening details.
For Filing Season 2021, you must make $72,000 or below to use IRS Free File partner offers.