Because
your tax return has been accepted by the IRS you will have to
file an amended tax return using Form 1040X to add the 1098-T and 1099 INT information
The
FAQ link below provides information on how to amend your tax return.
Please note that the IRS has not released the 2018 Form 1040X.
This link will be updated when the IRS has released Form 1040X
https://ttlc.intuit.com/replies/3288565