I run ls -l.

[nixcraft@mastodon.social]

I run ls -l.
I run grep.
I run awk.
This is my #Linux file manager. It is simple and that is what I signed up for

[niels@social.data.coop]

@nixCraft
fzf deserves a mention in this thread.

If you haven't tried it, install, run and start typing part of a filename.

Or maybe try
cp `fzf` .