Because the software is provided with a free trial before you purchase, all sales are presumed final.
Please be certain you have thoroughly tested the software before purchasing a license.
(An exception can be made if your recently purchased license refuses to load on your hardware and OS platform.
You'd need to ensure the error info is returned via Talkback, so the issue can be resolved.)
Are you interested in project management certification? The Be Studying ITTOs Study Quiz will help you learn PMI's ITTO processes,
a significant part of the CAPM and PMP exams.