almost easy tmux config

.tmux.conf

# increase scroll-back history
set -g history-limit 5000

# Alt + c enters copy mode
bind-key -n M-c                copy-mode

# Alt + arrows to navigate between panes
bind-key -n M-Up               select-pane -U
bind-key -n M-Down             select-pane -D
bind-key -n M-Left             select-pane -L
bind-key -n M-Right            select-pane -R

# Shift + arrows to navigate between windows
bind-key -n S-Left             previous-window
bind-key -n S-Right            next-window

# Split windows
bind-key -n M-+                split-window
bind-key -n M-=                split-window -h

# Alt + [ to turn on mouse mode
bind-key -n M-[                set -g mouse on

# Alt + ] to Turn off mouse mode
bind-key -n M-]                set -g mouse off