Generally speaking, after your paper is accepted, you will make a presentation at the meeting, but the presentation time is limited, so you will decide whether you are oral or poster according to the PPT you submit later, that is, you will decide your presentation level according to the quality of your paper content and the effect presented in the PPT you submit later.

This is because when the paper is finally published, I hope that the format you submit is correct, and you need to check the format at the designated paper submission website.