Yes, you can fix the return by AMENDING it. You will not be able to go back into your
account and make changes. Since the return has already been e-filed, any
changes you make to it now, the IRS will not be notified of those changes.
to correctly make changes to your return you
must amend itThe amended process will not be available until February. At that
time click here and
follow the instructions on how to amend a 2016 return.