When you amend a return, it must be mailed. The IRS does not accepted amended returns (1040X) via e-file. 
If you've closed out of your amended return, we can still help you 
print a copy.  We highly recommend you save a copy for your own records 
in case you need it again in the future.
Detailed Instructions:
    - Log in to your account.
- Click on Amend (change) return.
- Click on the Amend using TurboTax Online button.
- Select the My Account drop down in the upper right and choose Print Center.
- Under the Choose your option: section, select which forms you want to print.
- Click Print save or preview this year’s return.
- Click View or Print.
- Mail to the address specified in your return.
Note:  Be sure you sign out of your account for your own security.