There is no one-size-fits-all answer to this question, as the best way to remove a beard filter on TikTok will vary depending on the specific filter in question.
However, some tips on how to remove beard filters from TikTok videos can be found in the following YouTube video: https://www.youtube.com/watch?v=u62CZCj2YIY.
In general, the process for removing a beard filter from a TikTok video involves opening the video in the editing tool, selecting the face filter layer, and then deleting it.