If you are trying to use the TurboTax software from your computer instead of online version, you have to purchase each year's version from Intuit. Once you have the new version of TurboTax for 2018, then you can transfer over your personal info from 2017 return - pretty simple process that TurboTax software asks if you want it to do for you.(You can purchase the software and download it to your computer instead of waiting for a CD. If you ever need to download again, it is easy process from Intuit by logging in to your account. All your years products for download are available in your profile.
