tmux key	Description	iTerm2 key
C-a	Default prefix, used instead of "C-b". Same prefix is used in screen program, and it's easy to type. The only drawback of "C-a" is that underlying shell does not receive the keystroke to move to the beginning of the line.	-
<prefix> C-e	Open ~/.tmux.conf file in your $EDITOR	-
<prefix> C-r	Reload tmux configuration from ~/.tmux.conf file	-
<prefix> r	Rename current window	-
<prefix> R	Rename current session	-
<prefix> _	Split new pane horizontally	⌘⇧D
<prefix> |	Split new pane vertically	⌘D
<prefix> <	Select next pane	⌘[
<prefix> >	Select previous pane	⌘]
<prefix> ←	Select pane on the left	⌘⌥←
<prefix> →	Select pane on the right	⌘⌥→
<prefix> ↑	Select pane on the top	⌘⌥↑
<prefix> ↓	Select pane on the bottom	⌘⌥↓
<prefix> C-←	Resize pane to the left	^⌘←
<prefix> C-→	Resize pane to the right	^⌘→
<prefix> C-↑	Resize pane to the top	^⌘↑
<prefix> C-↓	Resize pane to the bottom	^⌘↓
<prefix> >	Move to next window	⌘⇧]
<prefix> <	Move to previous window	⌘⇧[
<prefix> Tab	Switch to most recently used window	^Tab
<prefix> L	Link window from another session by entering target session and window reference	-
<prefix> \	Swap panes back and forth with 1st pane. When in main-horizontal or main-vertical layout, the main panel is always at index 1. This keybinding let you swap secondary pane with main one, and do the opposite.	⌘\
<prefix> C-o	Swap current active pane with next one	-
<prefix> +	Toggle zoom for current pane	⌘⇧Enter
<prefix> x	Kill current pane	⌘W
<prefix> X	Kill current window	⌘⌥W
<prefix> C-x	Kill other windows but current one (with confirmation)	-
<prefix> Q	Kill current session (with confirmation)	-
<prefix> C-u	Merge current session with another. Essentially, this moves all windows from current session to another one	-
<prefix> d	Detach from session	-
<prefix> D	Detach other clients except current one from session	-
<prefix> C-s	Toggle status bar visibility	-
<prefix> m	Monitor current window for activity	-
<prefix> M	Monitor current window for silence by entering silence period	-
<prefix> F12	Switch off all key binding and prefix hanling in current window. See "Nested sessions" paragraph for more info	-