diff --git a/.tmux.light.conf b/.tmux.light.conf
index 120956a..cadfaf1 100644
--- a/.tmux.light.conf
+++ b/.tmux.light.conf
@@ -41,18 +41,6 @@ bind-key -T copy-mode-vi WheelDownPane send-keys -X halfpage-down
 # Tmux config reload
 bind r source-file ~/.tmux.conf
 
-# Toggle prefix on/off with F12 (for nested remote sessions)
-bind -T root F12  \
-  set prefix None \;\
-  set key-table off \;\
-  if -F '#{pane_in_mode}' 'send-keys -X cancel' \;\
-  refresh-client -S \;\
-
-bind -T off F12 \
-  set -u prefix \;\
-  set -u key-table \;\
-  refresh-client -S
-
 # Initialize TMUX plugin manager (keep this line at the very bottom of tmux.conf)
 if "test ! -d ~/.tmux/plugins/tpm" \
    "run 'git clone https://github.com/tmux-plugins/tpm ~/.tmux/plugins/tpm && ~/.tmux/plugins/tpm/bin/install_plugins'"