To answer: added the code after
@wp_mail($emailaddress, $subject, $mailtext . $unsubscribe, $headers);
function found email-newsletter.php
sleep(4); // 15 emails per 60 seconds.
If you have a better way let me know please.
I’m trying to update the plugin MotoPress but it’s not patching to 1.5.7.
The update process is starting. This process may take a while on some hosts, so please be patient.
Updating Plugin MotoPress Content Editor (1/1)
The plugin is at the latest version.
MotoPress Content Editor updated successfully. Hide Details.
All updates have been completed.
I’m currently using MotoPress version 1.5.4.