After you file

TurboTax accounts cannot be canceled, but you can clear out the data you entered for a tax return if you have not registered, paid or filed.  No one else can access your account so you can also just abandon it.

 

CLEAR AND START OVER

https://ttlc.intuit.com/questions/2586254-how-do-i-clear-and-start-over

 

No one in the user forum can resolve a billing issue.  

 

 

To call TurboTax customer support

https://ttlc.intuit.com/questions/1899263-what-is-the-turbotax-phone-number

They are available from 5 a.m. to 5 p.m. Pacific time  Monday-Friday

**Disclaimer: Every effort has been made to offer the most correct information possible. The poster disclaims any legal responsibility for the accuracy of the information that is contained in this post.**