How can I cancel my filing by mail on turbotax

[DoninGA]

See this TurboTax support FAQ for changing from mail to e-file - https://ttlc.intuit.com/community/e-file/help/how-do-i-change-from-mail-to-e-file-in-turbotax-online...

[Texas Roger]

If you have not yet printed and mailed your return, there is nothing to cancel. If you have already printed and mailed it, there is nothing you can do to cancel it. It is going to the IRS through the postal service.