Last updated on January 1, 2021
Many beginning WordPress users discovered early that their sites do not deliver emails to the inboxes. This failure to deliver emails could cause them to lose potential customers or readers. Another important consequence of this failure is that they or their readers do not receive the email resetting passwords.
https://quiklaunch.com/how-to-setup-email-in-wordpress/
This post contains useful settings to setup your WordPress email SMTP servers.