I never could use mc. None of the keyboard shortcuts were at all intuitive to me, who had been using many different GUI file managers over the decades. Which is a shame, because I use SSH a LOT and doing normal file housework via pure CLI is super tedious and error-prone... Fortunately, I went looking more recently, and found the nnn file manager, which works properly with the basic keyboard commands I would expect, and really helped improve my workflow a lot:
https://en.wikipedia.org/wiki/Nnn_(file_manager)