Yes you can. You have to purchase the TurboTax desktop software here.
After you've purchased a downloadable product through TurboTax.com, you can download it whenever you like up to 3 years after purchase.
- Sign in to My Downloads.
- Click the blue Download arrow for the product you would like to download.
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Save the download somewhere on your computer where you can find it – your desktop is a good place.
- After the download has finished, install your software by double-clicking the downloaded file.