Update

.tmux.conf

@@ -25,6 +25,8 @@ bind > command-prompt "move-window -t '%%'"
 bind f command-prompt "resize-pane -Z"
 bind n command-prompt "resize-pane"
 
+bind-key a set-window-option synchronize-panes\; display-message "synchronize-panes is now #{?pane_synchronized,on,off}"
+
 unbind %
 bind | split-window -h
 unbind '"'
@@ -96,3 +98,4 @@ if "[[ ${TERM} =~ 256color || ${TERM} == fbterm ]]" 'set -g default-terminal scr
 
 run '~/.tmux/plugins/tpm/tpm'
 
+set -ga terminal-overrides ",xterm-256color:Tc"