The default prefix is C-b
How to vertical split current pane
<prefix> %
How to horizontal split current pane
<prefix> "
How to resize current pane
<prefix> <arrows>
How to create new window
<prefix> c
How to view all windows
<prefix> w
How to choose window
<prefix> <number>
How to detach from current session
<prefix> d
How to give a name for the new session
tmux new -s <name of session>
How to view all sessions
tmux ls
How to connect to session
tmux a -t <name of session>