My Tmux config

.tmux.conf

# remap prefix from 'C-b' to 'C-a'
unbind C-b
set-option -g prefix C-a
bind-key C-a send-prefix
set -g default-terminal "screen-256color"
set -g history-limit 10000

# split panes using h and v
bind v split-window -h
bind h split-window -v
unbind '"'
unbind %

# switch panes using Alt-arrow without prefix
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

# switch windows Control-Arrow without prefix
# bind-key C-S-Tab previous-window
# bind -n C-page-up next-window
# Using Putty in Windows, Ctrl + x are not transmistted
#bind space next-window
#bind k confirm kill-window
#bind K confirm kill-server

# don't rename windows automatically
set-option -g allow-rename off

set -g base-index 1
setw -g pane-base-index 1

# THEME
set -g status-bg black
set -g status-fg white

set -g status-interval 60
set -g status-left-length 30
set -g status-left '#[fg=green](#S) 💻 #(whoami) '
set -g status-right ' 📊 #[fg=yellow]#(cut -d " " -f 1-3 /proc/loadavg)#[default] ⌚#[fg=white]%H:%M#[default]'

# reload config file (change file location to your the tmux.conf you want to use)
bind r source-file ~/.tmux.conf \; display "~/.tmux.conf sourced!"