How to configure Resend as SMTP on WordPress with WPMasterToolKit

Introduction

Send e-mails since WordPress can sometimes be a real headache. Whether it's confirming a registration, sending out notifications or manage password resets, the slightest error can prevent your messages from reaching your users. Fortunately, using a SMTP reliable as Resend can transform this experience and ensure that your e-mails always arrive at their destination.

In this tutorial, we'll show you how to configure Resend as an SMTP server on WordPressstep by step, using WPMasterToolKitto simplify the sending of your e-mails and improve the deliverability of your site.

What is Resend?

Resend is a modern delivery platform e-mails which enables developers to send transactional and marketing e-mails quickly and reliably. Designed with a developer-firstResend offers a API simple and intuitive, making e-mail integration a breeze.

• Cost : Resend offers a free plan including up to 3,000 e-mails per month (with a daily limit of 100 e-mails). Paid plans start at 20 $ per month for 50,000 e-mails and offer additional features such as higher sending limits, management of multiple domains and no daily limit.
• Required e-mail address : You will need to use an e-mail address linked to your domain (for example, vous@votredomaine.com) to use Resend with WPMasterToolKit.
• In a nutshell: Resend is an excellent choice for developers and businesses looking for a reliable, easy-to-use e-mail service with a modern API and developer-friendly tools.

Note: To find out more about supported messaging services, visit the complete mailer guide in WPMasterToolKit.

Setting up your Resend account

To get started, you'll need to create an account Resend (if you haven't already done so). To do so, go to Resend price list page and choose the plan that best suits your needs.

For our example, we'll use the free plan. However, the configuration process remains the same regardless of the plan chosen.

After registering and verifying your e-mail address, you will be redirected to the Resend account dashboardwhere you can start setting up your account.

Authorizing your domain

Before you can send e-mails with ResendYou need to add and verify your sending domain. This step confirms that you are the owner of the domain used and helps improve the deliverability of your mailings. e-mails.

Add your sending domain

To add a sending domain, log in to your account Resendthen go to "Domains ➀ from the left-hand side menu.

To add a new domain, click on the "+ Add domain ➁.

In the window that appears, enter your domain name ➀ and select a region.

Select the region ➁ to your users for the best possible performance.

After entering your domain information, click on the "+ Add Domain ➂ to continue.

Checking your domain

Resend will provide you with recordings DNS which you'll need to add to your domain settings. These records include domain verification (DKIM) and the shipment configuration (SPF).

We offer a detailed guide explaining how to locate and add DNS records at different domain registrars. See our tutorial to learn how to add DNS records for WPMasterToolKit mailer settings.

Once you've added the DNS records, you'll need to wait a few minutes for the changes to propagate. Note that in some cases, this can take up to 48 hours.

Once the records have been added to your DNS provider, return to the dashboard Resend and click on the "I've added the records.

If your recordings DNS are correctly propagated, you will see the status Verified appear next to your domain.

However, there's no need to wait for this step before continuing. You can go on to the next step while the verification is still in progress. Just make sure you keep this tab or window open, as we'll need it a little later.

Configuring WPMasterToolKit

Now that your account Resend is configured and your domain is verified, you can set up WPMasterToolKit to use Resend to send emails from your WordPress site.

Before starting this step, make sure you've installed and activated the WPMasterToolKit.

Once the plugin is installed, go to WPMasterToolKit " Settingsthen select the General to access the plugin settings page.

From Email

The field From Email is the address from which e-mails from your site will be sent. This must use the domain you've verified with Resend.

For example, if you have authorized the example.comaddress From Email must contain this domain.

If you want the From Email is the same for the entire site, activate the Force From Email. This option saves you having to modify e-mail settings one by one on your site, for example in other plugins.

By default, the From Name is the name of your site. However, you can modify it and add the text of your choice.

You can also activate the Force From Name to apply this name to all e-mails sent from the site.

Note: For more details, see our guide to how the Force From Email.

API key Resend 

Select Resend. Next, a text field will appear, in which you must enter your Resend API key.

To create your key APIclick on the link API Keys ➀.

You can also access this page from your account Resend by going to API Keys from the left-hand side menu.

Then click on the "+ Create API key ➁.

In the window that appears, you'll be asked to enter a name ➀ to your key API. This name is for internal use only, so you can choose whatever you like.

Next, set the Permission on Full access ➁. This allows the key API send e-mails and access other functions.

Note: The Full access is necessary to enable WPMasterToolKit monitor the deliverability of your e-mails.

If you wish to restrict the API key to a specific domain, you can select it from the drop-down menu. Domain. Otherwise, leave the option on All Domains ➂.

When finished, click on the Add ➃ to create your API key.

This will generate a API for your account. Click on the copy icon to copy the key value API.

Important information: You won't be able to access this API key once you've left this page. Be sure to save it in a safe place in case you need to use it again.

After copying the API key, return to the WPMasterToolKit parameters.

Then paste the key you have just copied from Resend in the field API Key.

Send a test e-mail

Note: The verification of your Resend domain must be completed before you can send a test e-mail.

Once you've configured your settings, it's a good idea to send a test e-mail to make sure everything's working properly. To do this, go to WPMasterToolKit " Tools and select the Email Test.

Then click on the Send Email to send your test e-mail.

Conclusion

Configure Resend as a server SMTP on WordPress with WPMasterToolKit ensures that your e-mails always arrive at their destination, whether they're notifications, registration confirmations or password resets.

By following this tutorial, you have learned how to create a Resend account, authorize and verify your domain, and generate and configure your Resend key. APIthen set WPMasterToolKit to use Resend. Sending a test e-mail lets you check that everything is working properly before going into production.

With this configuration, your e-mails will be more reliable, your deliverability will be improved and you'll benefit from a modern, easy-to-manage solution tailored to the needs of developers and businesses alike.