To do a fast search for a file, try
locate filename
locate uses a database that is updated every Saturday (assuming your computer
is running FreeBSD at the time) to quickly find files based on name only.
If you have a fediverse account, you can quote this note from your own instance. Search https://mastodon.bsd.cafe/users/fbfortune/statuses/115713562533721587 on your instance and quote it. (Note that quoting is not supported in Mastodon.)