tmux conf file

.tmux.conf

# open mouse mode
set-option -g mouse on

# reload config
bind r source-file ~/.tmux.conf \; display-message "Config reloaded..."

# set window split
bind-key v split-window -h
bind-key h split-window -v

# use alt-arrow keys to switch panes
bind -n M-Left select-pane -L
bind -n M-Right select-pane -R
bind -n M-Up select-pane -U
bind -n M-Down select-pane -D

# shift arrow to switch windows
bind -n S-Left previous-window
bind -n S-Right next-window

# remap prefix from 'C-b' to 'C-a'
set-option -g prefix C-a
unbind-key C-a
bind-key C-a send-prefix