diff --git a/tmux.conf b/tmux.conf
index 279cd30..95be97c 100644
--- a/tmux.conf
+++ b/tmux.conf
@@ -94,24 +94,24 @@ set -g escape-time 0
 
 # Smart pane switching with awareness of Vim splits.
 # See: https://github.com/christoomey/vim-tmux-navigator
-#is_vim="ps -o state= -o comm= -t '#{pane_tty}' \
-#    | grep -iqE '^[^TXZ ]+ +(\\S+\\/)?g?(view|l?n?vim?x?|fzf)(diff)?$'"
-#bind-key -n 'C-h' if-shell "$is_vim" 'send-keys C-h'  'select-pane -L'
-#bind-key -n 'C-j' if-shell "$is_vim" 'send-keys C-j'  'select-pane -D'
-#bind-key -n 'C-k' if-shell "$is_vim" 'send-keys C-k'  'select-pane -U'
-#bind-key -n 'C-l' if-shell "$is_vim" 'send-keys C-l'  'select-pane -R'
+is_vim="ps -o state= -o comm= -t '#{pane_tty}' \
+    | grep -iqE '^[^TXZ ]+ +(\\S+\\/)?g?(view|l?n?vim?x?|fzf)(diff)?$'"
+bind-key -n 'C-h' if-shell "$is_vim" 'send-keys C-h'  'select-pane -L'
+bind-key -n 'C-j' if-shell "$is_vim" 'send-keys C-j'  'select-pane -D'
+bind-key -n 'C-k' if-shell "$is_vim" 'send-keys C-k'  'select-pane -U'
+bind-key -n 'C-l' if-shell "$is_vim" 'send-keys C-l'  'select-pane -R'
 
-#tmux_version='$(tmux -V | sed -En "s/^tmux ([1-9]+(.[0-9]+)?).*/\1/p")'
-#if-shell -b '[ "$(echo "$tmux_version < 3.0" | bc)" = 1 ]' \
-#    "bind-key -n 'C-\\' if-shell \"$is_vim\" 'send-keys C-\\'  'select-pane -l'"
-#if-shell -b '[ "$(echo "$tmux_version >= 3.0" | bc)" = 1 ]' \
-#    "bind-key -n 'C-\\' if-shell \"$is_vim\" 'send-keys C-\\\\'  'select-pane -l'"
+tmux_version='$(tmux -V | sed -En "s/^tmux ([1-9]+(.[0-9]+)?).*/\1/p")'
+if-shell -b '[ "$(echo "$tmux_version < 3.0" | bc)" = 1 ]' \
+    "bind-key -n 'C-\\' if-shell \"$is_vim\" 'send-keys C-\\'  'select-pane -l'"
+if-shell -b '[ "$(echo "$tmux_version >= 3.0" | bc)" = 1 ]' \
+    "bind-key -n 'C-\\' if-shell \"$is_vim\" 'send-keys C-\\\\'  'select-pane -l'"
 
-#bind-key -T copy-mode-vi 'C-h' select-pane -L
-#bind-key -T copy-mode-vi 'C-j' select-pane -D
-#bind-key -T copy-mode-vi 'C-k' select-pane -U
-#bind-key -T copy-mode-vi 'C-l' select-pane -R
-#bind-key -T copy-mode-vi 'C-m' select-pane -l
+bind-key -T copy-mode-vi 'C-h' select-pane -L
+bind-key -T copy-mode-vi 'C-j' select-pane -D
+bind-key -T copy-mode-vi 'C-k' select-pane -U
+bind-key -T copy-mode-vi 'C-l' select-pane -R
+bind-key -T copy-mode-vi 'C-m' select-pane -l
 
 # Notes : 
 # prefix ~ --> show-messages (see previous messages)