lost password as widget

hello my website is http://animeonlinetv.com/ and i just want to use the shortcode for lost password as sidebar widget. I have made the code
<?php if(!is_user_logged_in()) {
echo “[clean-login-restore]”;
} ?>

and now if a user is logged in cant see it and only if he he isnt logged in can see! but the problem is that it doesnt send emails back! can you help me out? my website is still under construction and i dont use many plugins and i just cant find out whats wrong! could you help me out?

https://ww.wp.xz.cn/plugins/clean-login/