Why did it reject? The email should say. If it was for the wrong AGI you don't have to fix that. That is only needed to efile which you can't efile now. You have to print and mail it now.
Contact Customer Service
5am-5pm Pacific Time (8-8 Eastern) Every Day until Oct 25, 2019
And until 9pm (12 midnight Eastern) on Tue 10/15/19
https://support.turbotax.intuit.com/contact/
