Configure MainWP Post SMTP Extension

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MainWP Post SMTP Extension is a powerful and easy-to-use add-on that allows you to set up and control the SMTP configuration for all your sites from your MainWP dashboard. You can configure SMTP once on your main site and apply them to all your child sites with a single click.

Additionally, you can monitor the email delivery status, troubleshoot any issues, and get notified of any email failures for all your sites in one place.

This doc will guide you how you can use MainWP Post SMTP extension to manage your SMTP configuration for your WordPress network.

Follow the below steps to install and configure the MainWP Post SMTP extension on your WordPress network.

Install the Post SMTP Plugin on the Parent Site

  • Login to your WordPress site, which you wish to act as a Parent site for all your WordPress sites.
  • Navigate to the Plugins tab and click on “Add New.
Detailed graphic or design element in a specific layout
  • Search “Post SMTP” from the search bar
An interface showing various settings or options for a plugin.

and install and activate it on your parent site.

Post SMTP Mailer Plugin
  • Configure Post SMTP with your preferred SMTP mailer and test by sending a test email.
User feedback page for email sending issues.

Install Post SMTP on the Child Sites from the MainWP Dashboard:

Follow the steps below to install the Post SMTP plugin from the parent site’s MainWP dashboard on all the child sites you want to manage. 

  • Go to the MainWP Dashboard and Navigate to the Site > Plugin > Install Plugins
Configuration screen of Post SMTP plugin with email options.
  • Search the Post SMTP from the search bar and check the Install Plugin radio button.
Post SMTP settings page with various configuration details.
  • Select all or specific child sites from the Select Site section to install and activate the Post SMTP plugin on them.
Graphic showcasing a specific design or feature
  • Click the Complete Installation button to install the Post SMTP plugin on all your selected child sites.
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  • Confirm the success message indicating that Post SMTP has been installed on these sites.
Email configuration screen in Post SMTP plugin

Install MainWP Post SMTP Extension on the Parent Site:

Go to the Plugins tab and click on “Add New.

Post SMTP configuration settings screenshot.
  • Search “MainWP Post SMTP Extension” from the search bar
Dashboard displaying recent email activity.

then install

Example of email configuration errors

and activate it on your parent site.

Post SMTP/Main WP plugin with advanced email configuration options.

Access MainWP Post SMTP Extension from the Parent Site MainWP Dashboard:

  • Go to the parent site’s MainWP dashboard from the wp-admin left menu bar.
Welcome to WordPress Message
  • Navigate to the MainWP Post SMTP extension from the Extension tab in the left menu.
Main WP SMTP configuration page screenshot

Enable Parent Site Post SMTP Configuration for All Child Sites:

  • In the MainWP Dashboard, click on the “Extension” tab from the left menu bar.
Overview of Post SMTP / Main WP dashboard.
  • Navigate to the MainWP Post SMTP extension.
Main WP / Post SMTP settings and options.
  • Click the Enable All Sites button to enable the parent site Post SMTP configuration to all connected child sites and Save your settings.
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  • Tap on the Save button to save the above settings.
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Enable Parent Site Post SMTP Configuration for Specific Child Sites:

  • Enable the parent site’s Post SMTP configuration the single or multiple child sites.
Post SMTP plugin settings page with email configuration
  • If needed, you can also specify the name, email address, and reply-to settings for your specific child sites.

Test Using Contact Form 7 on Child Sites

  • On the child site, install and activate Contact Form 7.
  • Configure Contact Form 7 on your child site.
  • Submit the form from your child site and check email logs on the parent site in the Post SMTP Email Logs section.
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