How to install POST SMTP on WordPress

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Install POST SMTP on WordPress

In this article, we’re explaining how you can install POST SMTP on WordPress. Post SMTP is a plugin, that assists in the delivery of email generated by your WordPress site.


Step 1: Log into Plesk

Go to your client area and log in with your credentials.

Navigate to My Dashboard. Click on Webhosting. Then choose the webhost you want to use.

If you click Login Details, you will see your login credentials. Click on the URL above to log in.

Insert your login credentials and click Log In.

Plesk login screen

Step 2: Log in to WordPress

At the left side panel click WordPress. Choose the WordPress you want to use and click Log In.

choose host

Step 3: Installing POST SMTP

At the left side panel click on Plugins. Then at the top click on Add New.

Plugin add new

At the right search bar type Post SMTP Mailer/Email Log. Then click on Install Now.

post smtp plugin

After it’s done installing, click on Activate to active the Plugin.


Click on Settings of Post SMTP to edit the settings.


Click on Show All Settings and change the default value to:

Type = SMTP
Mailer Type = PostSMTP

Transport Settings
Outgoing Mail Server Hostname = <smtp_server>
Outgoing Mail Server Port = 587
Envelope-From Email Address = <email>
Security = STARTTLS
Authentication = Login

Username = <smtp_user>
Password = <password>


Step 4: Test mail

Go back to Settings of Post SMTP and click on Send a Test Email.  Enter the recipient email address and click on Next. If everything goes as planned you should be seeing this:

smtp settings

Step 5: Set correct sender

To prevent plugins or themes from changing the name and email address go to Post SMTP and click on Show All Settings.  Open the tab Message and select Prevent plugins and themes from changing this:

postsmtp optional


Congratulations, you have successfully installed POST SMTP on your WordPress.

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