As long as you weren't instructed by TurboTax to print and mail all or part of your tax return, you're fine. Printing your tax return for your records is optional, but a very wise thing to do. At the very least, you should save a PDF file of your return to some type of digital media so that you always have access to your return.
Instructions for saving your return as a PDF file:
https://ttlc.intuit.com/replies/3333012
*** I am NOT a tax expert. I am a seasoned TurboTax user, and volunteer to provide assistance to TT users. Nothing I post is to be considered TAX ADVICE; I bear no legal liability for responses.***
