How to file electronically after having printed return

Please follow the instructions in this TurboTax Help topic on How do I change from mail to e-file in TurboTax Online?

 or

Please follow the instructions in this TurboTax Help topic on How do I change from mail to e-file in the TurboTax CD/Download software?

I had already hit print to file but now that I have printed them I would like to go back and try it electronically how do I go back and do that

Follow the directions below to switch from the mailing option to the e-filing option.

1. In TurboTax Online, sign into your account.
2. Select Tax Home from the left menu. (refer to your screenshot for reference)
3. Scroll down to Your tax returns & documents.
4. Select 2019, and then select Add a State (you're not actually adding a state, this just gets you into the right area).
5. Select File in the left menu (expand your browser window if you don't see this, or select the menu icon in the top left corner).
6. On the Just one more step screen, follow steps 1 and 2 if you haven't already.
7. Select the Start button to the right of Step 3.
8. On the Let's get ready to e-file screen, select I want to e-file.
9. Follow the instructions to e-file your return.