After you file


@Miketoyota  wrote:

Turbo tax plainly states amended taxes can be efiled starting tax year 2019


Only the 2021 amended tax return can be e-filed when it becomes available on 03/17/2022.  Prior year amended return cannot be e-filed but must be printed and mailed.

See this TurboTax support FAQ - https://ttlc.intuit.com/community/amending/help/can-i-e-file-my-1040x-to-amend-my-return/00/26008