simple tmux.conf file with shortcut explanation(s)

.tmux.conf

# Change the prefix from 'C-b' to '`' (backtick)
unbind C-b
set -g prefix '`'
bind '`' send-prefix

# Window and pane index start at 1
set -g base-index 1
set -g pane-base-index 1

# Refresh interval for status bar every 60 seconds
set -g status-interval 60

# Proxy environment variables
set-option -ga update-environment 'http_proxy https_proxy all_proxy no_proxy HTTP_PROXY HTTPS_PROXY ALL_PROXY NO_PROXY'

# Pane splitting in the current path
bind '\' split-window -h -c "#{pane_current_path}"
bind '=' split-window -v -c "#{pane_current_path}"

# Quick command bindings
# bind q send-keys "sudo su -" Enter

# Disable automatic renaming of windows
set-window-option -g automatic-rename off

# Window navigation bindings
bind p previous-window
bind n next-window

# Pane navigation with Shift + Arrow keys
bind-key -n S-Up select-pane -U
bind-key -n S-Down select-pane -D
bind-key -n S-Left select-pane -L
bind-key -n S-Right select-pane -R

# Copy mode and mouse controls
bind b copy-mode
bind m set-option -g mouse \; display-message 'Mouse mode is now #{?mouse,on,off}!'
bind s set-window-option synchronize-panes \; display-message "Synchronized panes are now #{?pane_synchronized,on,off}"

# Open new windows in the current pane path
bind c new-window -c "#{pane_current_path}"

# Open/select windows with keys 0-9
bind-key 0 if-shell 'tmux select-window -t :0' '' 'new-window -t :0 -c "#{pane_current_path}"'
bind-key 1 if-shell 'tmux select-window -t :1' '' 'new-window -t :1 -c "#{pane_current_path}"'
bind-key 2 if-shell 'tmux select-window -t :2' '' 'new-window -t :2 -c "#{pane_current_path}"'
bind-key 3 if-shell 'tmux select-window -t :3' '' 'new-window -t :3 -c "#{pane_current_path}"'
bind-key 4 if-shell 'tmux select-window -t :4' '' 'new-window -t :4 -c "#{pane_current_path}"'
bind-key 5 if-shell 'tmux select-window -t :5' '' 'new-window -t :5 -c "#{pane_current_path}"'
bind-key 6 if-shell 'tmux select-window -t :6' '' 'new-window -t :6 -c "#{pane_current_path}"'
bind-key 7 if-shell 'tmux select-window -t :7' '' 'new-window -t :7 -c "#{pane_current_path}"'
bind-key 8 if-shell 'tmux select-window -t :8' '' 'new-window -t :8 -c "#{pane_current_path}"'
bind-key 9 if-shell 'tmux select-window -t :9' '' 'new-window -t :9 -c "#{pane_current_path}"'

# Window selection (or creation if not exists) with keys 0-9
#foreach i in {0..9} {
#    bind-key $i if-shell "tmux select-window -t :$i" "" "new-window -t :$i -c '#{pane_current_path}'"
#}

# Reload tmux configuration
bind r source-file ~/.tmux.conf \; display "Reloaded tmux.conf!"

# Shorten escape time delay
set -sg escape-time 1

# Rename and renumber windows options
set -g allow-rename off
set -g renumber-windows on

# Increase scrollback history
set -g history-limit 100000

# Mouse and vi-mode options
set -g mouse off
set-window-option -g mode-keys vi

# Terminal mode and colors
set -g default-terminal "screen-256color"

# Capture visible pane content and display URLs with urlview
bind u capture-pane \; save-buffer /tmp/tmux-buffer \; split-window -l 10 "urlview /tmp/tmux-buffer"

# Unbind default split keys
unbind '"'
unbind %

######################
### DESIGN CHANGES ###
######################

# Bell and activity settings
set -g visual-activity off
set -g visual-bell off
set -g visual-silence off
setw -g monitor-activity off
set -g bell-action none

# Mode and pane border styles
setw -g clock-mode-colour colour15
setw -g mode-style 'fg=colour15 bg=colour236'
set -g pane-border-style 'fg=colour236 bg=colour0'
set -g pane-active-border-style 'fg=colour166 bg=colour166'

# Status bar configuration
set -g status-position bottom
set -g status-justify left
set -g status-style 'fg=colour15 bg=colour236'
set -g status-left ''
set -g status-right '#[fg=colour15,bg=colour236] %A %d/%m/%Y %H:%M:%S '
set -g status-right-length 50
set -g status-left-length 20

# Window status styles
setw -g window-status-current-style 'fg=colour236 bg=colour15'
setw -g window-status-current-format ' X#I '
setw -g window-status-style 'fg=colour15 bg=colour236'
setw -g window-status-format ' #I '
setw -g window-status-bell-style 'fg=colour15 bg=colour236'

# Message style
set -g message-style 'fg=colour236 bg=colour15'

Tmux Shortcut Summary:

Prefix Key:

• Changed from C-b (default) to ` (backtick).
• Hitting backtick twice it prints the backtick

Pane Splitting:

• Horizontal split: \ (same directory as current pane).
• Vertical split: = (same directory as current pane).

Window Management:

• Window Selection (or creation if not exists):
• 0: Select or create window 0.
• 1: Select or create window 1.
• 2: Select or create window 2.
• 3: Select or create window 3.
• 4: Select or create window 4.
• 5: Select or create window 5.
• 6: Select or create window 6.
• 7: Select or create window 7.
• 8: Select or create window 8.
• 9: Select or create window 9.
• Next Window: n
• Previous Window: p
• New Window: c (in current directory)

Pane Navigation (using Shift + Arrow keys):

• Up: Shift + Up
• Down: Shift + Down
• Left: Shift + Left
• Right: Shift + Right

Quick Commands:

• q: Send keys sudo su - + Enter.

Other Functionality:

• Enter Copy Mode: b
• Toggle Mouse Mode: m
• Toggle Pane Synchronization: s
• Reload Tmux Config: r (reload .tmux.conf)

URL Viewer:

• u: Capture visible pane, save buffer to file, and open urlview.

Unbound Keys:

• ", %: Default split keys are unbound.