Yes, if you received a corrected 1098-T with different entries then you will need to amend your tax return. You will have to file an amended return (1040X) to make changes. But you might want to wait
until your refund or payment is processed. The IRS will only accept amended
returns via mail.
The 1040X form for 2018 isn’t ready. Please, keep checking
the following information on how to amend your return; it will be updated once
the 2018 form is released:
https://ttlc.intuit.com/replies/3288565
