diff --git a/tmux.conf b/tmux.conf
index b2d37d1..be68d95 100644
--- a/tmux.conf
+++ b/tmux.conf
@@ -1,5 +1,10 @@
-# git init $HOME/.config/tmux/plugins
-# cd $HOME/.config/tmux/plugins
+# vi: syntax=tmux
+# vi: filetype=tmux
+#
+# mkdir -p $HOME/.config/tmux/plugins
+# cd $HOME/.config/tmux
+# git init
+# cd plugins
 # git submodule init
 # git submodule add https://github.com/tmux-plugins/tpm
 # git submodule add https://github.com/tmux-plugins/tmux-prefix-highlight
@@ -29,7 +34,7 @@ bind-key a if -F '#{pane_synchronized}' \
                     set-window-option pane-active-border-style fg=colour02; \
                     set-window-option pane-border-style fg=colour02'
 
-# Bind 2 repeatable keys to switch panes and zoom in. Just zomming in is rebinded to "Z"
+# Bind "z" & "e" repeatable keys to switch panes and zoom in. Just zomming in is rebinded to "Z"
 unbind-key z
 bind-key Z resize-pane -Z
 bind-key -r e select-pane -t .+1 \;  resize-pane -Z
@@ -39,7 +44,7 @@ bind-key -r z select-pane -t .-1 \;  resize-pane -Z
 set -g pane-border-status bottom
 set -g pane-border-format '#{pane_index} #{pane_title} > #(sleep 1; ps -t #{pane_tty} --no-headers -o command | tail -1)'
 
-# Add a shortcup to interactively rename the title of the current pane
+# Bind "P" to interactively rename the title of the current pane
 bind-key P command-prompt -I 'select-pane -T '
 
 # Seperator colors for current pane
@@ -54,7 +59,7 @@ set-option -g pane-border-style fg=colour04
 set -g status-bg 'colour00'
 set -g status-fg 'colour08'
 
-# Contents on the right of the status bar
+# Contents (gitmux & prefix) on the right of the status bar
 set -g status-right '#(gitmux -timeout 3s -cfg ~/.config/gitmux.conf "#{pane_current_path}") #{prefix_highlight}'
 set -g status-interval 1
 set -g status-right-length 45
@@ -80,7 +85,6 @@ set-option -g message-style bg=colour04,fg=colour08
 bind-key C-j display-popup -E "tmux list-sessions | sed -E 's/:.*$//' | grep -v \"^$(tmux display-message -p '#S')\$\" | fzf --reverse | xargs tmux switch-client -t"
 
 # open/close a popup scratch session 
-#bind-key C-g display-popup -E "tmux new-session -A -s scratch"
 bind-key C-g if-shell -F '#{==:#{session_name},scratch}' {
   detach-client
 } {
@@ -169,7 +173,7 @@ set -g @prefix_highlight_copy_mode_attr 'fg=colour08,bg=colour03,bold'
 set -g @prefix_highlight_show_sync_mode 'on'
 set -g @prefix_highlight_sync_mode_attr 'fg=colour08,bg=colour02,bold'
 
-# extrakto configs
+# extrakto configs, open with "Prefix-Tab"
 set -g @extrakto_grab_area 'recent'
 set -g @extrakto_filter_order 'line word all'
 set -g @extrakto_popup_size '90%,60%'