We cans end mail rom wordpress using both php mail function (mail();) and wordpress mail function wp_mail(wp_mail();).

Php mail function:

TO: sample@sample.com

mail(“sample@sample.com”,”Subject”,”Message”);

From wordpress using this function you will get mail with from field as server details.

WordPress mail function:

TO: sample@sample.com

wp_mail(“sample@sample.com”,”Subject”,”Message”);

From wordpress using this function you will get mail with from field as WordPress, you can customize all these fields.

wp mail using PHP mailer:.

For more details: Reference: https://developer.wordpress.org/reference/functions/wp_mail/