I don't know if you guys have noticed that the default PHP email feature of WordPress doesn't work well. It often sends important emails directly to the spam folder, or even not at all. We ourselves use an SMTP server to make sure we get our emails every time. But...

Properly configuring your WordPress website's email settings is important to stay in touch with your users. If the settings are not correct, emails may not be sent successfully. This can damage a website's reputation and user experience. Why WordPress email settings don't work...