No, an amendment cannot be e-filed. Don't worry, TurboTax will take you through the process and provide the documents you need to print and mail for your amendment.
The amendment form (Form 1040X) is not available for filing yet. The IRS will release around February 9th, most likely. In order to correctly amend your return, you must follow a process.
So, the first step would be to go back to your return and make sure that any changes that you made AFTER you submitted your original return are removed and your return looks again exactly how you originally filed it.
When the amendment process for 2017 tax returns is ready, you can follow these steps to complete your amendment and mail it in: https://ttlc.intuit.com/replies/3288565
