Do 2020 1099 forms require a preprinted form? If not, can these be printed in TurboTax?
Regarding your question about 1099 preparation and TurboTax, here are a couple of helpful links for the information you are looking for:
Instructions for TurboTax Home & Business CD/Download software
How do I create W-2 and 1099 forms for my employees or contractors?
TurboTax® Official Site: File Taxes Online, Tax Filing Made Easy