Here is the article for the same - https://www.techsolutionhindi.tech/2021/11/how-to-clear-or-delete-facebook-search.html.
Facebook is a social media giant that is used by millions. I am sure that you are also using it in your everyday life and browsing various things, but you didn't want your data to be stolen by anyone. You may have to delete the history just because you think it takes your storage. Although whatever the reason is, your objective is to delete your browsing history or search history.
Although it is very easy to do, someone finds it difficult to find it, and there is no bad in it. Just follow the tutorial to delete or clear search history on Android