If you purchased the TurboTax Deluxe desktop edition for tax year 2019 sign onto your download account with the exact same User ID used to purchase the software - https://shopping.turbotax.intuit.com/unified/downloads?route=myaccounts
See this TurboTax support FAQ for downloading a software purchase - https://ttlc.intuit.com/community/installing/help/how-do-i-download-the-software-i-purchased-at-turb...
A 2019 tax return can only be printed and mailed, it cannot be e-filed.
