Install lf through AUR:
git clone https://aur.archlinux.org/lf.git
cd lf
makepkg -sri
Copy a template configuration file:
mkdir -p ~/.config/lf
curl https://raw.githubusercontent.com/gokcehan/lf/master/etc/lfrc.example -o ~/.config/lf/lfrc
Run it with:
lf
Reference:
Up/down: j/k
Up/down directory structure: h/l
Select: <space>
Invert selection: v
Unselect all: u
Copy selection: y
Cut: d
Paste: p
Clear copied selection: c
Show hidden files: zh
Sort by time: st
Sort by size: ss
Rename: r
Edit in editor: e