Disable Password Lost/Changed notification

How i can disable this useless Email spam with the “Password Lost/Changed” notification?
This function is 100% useless!! and anoing.
i have used google and found and tested many old solution that not work!

which one works atm?

does this for example one works for someone?

add this to your functions.php file:

if( function_exists('wp_password_change_notification') )
function wp_password_change_notification(){}
if( function_exists('wp_password_change_notification') )
function wp_new_user_notification(){}