FYP stands for For Your Page is a page which refers to the person can be shown that TikTok with videos fills that think more of what in the past, watched, and with it, the interactionve had the most fun youll win.
It is thought that FYP part of an algorithm is the regulatory that TikTok to display the content on the landing page, you page of the Explore TikTok and videos that probably interested in watching and interacting with them, you can use it.