TMUX config (based on OSX)

.tmux.conf

# Enable mouse mode (tmux 2.1 and above)
set -g mouse on

# remap prefix from ctrl+b to alt+z
unbind C-b
set-option -g prefix M-z
bind-key M-z send-prefix

# split panes using \ and -
bind \ split-window -h -c "#{pane_current_path}"
bind - split-window -v -c "#{pane_current_path}"
unbind '"'
unbind %

# reload config file (change file location to your the tmux.conf you want to use)
bind r source-file ~/.tmux.conf

# switch panes using Alt vim-arrow without prefix
bind -n M-h select-pane -L
bind -n M-l select-pane -R
bind -n M-j select-pane -U
bind -n M-k select-pane -D