Zoho with Post SMTP

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The well-known cloud-based business software and services provider Zoho Corporation, offers Zoho Mail, a leading email hosting and collaboration solution. Additionally, it provides seamless integration with productivity tools and personalized domain-based email addresses.

Setting up the Zoho Account: –

Go to Zoho Mail in a new window or tab. Select whether you want to select Business Email or Personal Email. After that, enter the Name, Email/Phone, and Password, and click on the checkbox to agree to the Terms of Service and Privacy Policy. 

Click on Sign Up for Free. 

If you are an existing user, you can sign in using Google, Facebook, LinkedIn, and X.   

Dashboard for email sending statistics

You will receive OTP on your mobile number and click the Verify button.

Email template configuration options

After verifying, you will be directed to the inbox of Zoho Mail.

Detailed view of SMTP configuration page.

Installing and Activating the Post SMTP Plugin: –

Before getting started, you’ll need to install the Post SMTP plugin.

Let us cover all the steps to set up Zoho with Post SMTP.

Go to the Post SMTP dashboard and click on Start the wizard.

SMTP server settings overview

Mailer: –

A window will pop up containing different Mailers services. Select Zoho Mail from here.

Overview of SMTP plugin settings

For the From Address, there are two required fields.

  1. From Email (You must use the same email address you used to log in to your Zoho account.)
  2. From Name.
SMTP report chart

The “Prevent plugins and themes for changing this” toggle button will be under the From Email and Name fields. Check both of them enabled.

Advanced email settings interface

Now, you have to select the Region. Under the Region title, you will see Client ID and Client Secret. For that, we need the Client ID and Client Secret

In the next step, we will learn “How to create a Client ID and Client Secret.”

Post SMTP zoho dashboard overview.

Creating Client ID and Client Secret: –

To create a Client ID and Client Secret, Click on Zoho Mail to create an account, or

if you have already logged in to Zoho Mail, click on Zoho API Credentials.

Screenshot showing email campaign performance metrics.

Zoho API Console: –

Click on Zoho API Credentials to redirect to the Zoho API Console page. Click on Get Started.

Overview of email deliverability statistics.

Choosing a Client Type: –

Here, you have to choose a Client Type. Select Server-Based Application and click on Create Now.

Detailed SMTP error report

Creating a New Client: –

You must enter the Client Name, Homepage URL, and Authorized Redirect URLs. Enter the Client Name and Homepage URL.

SMTP plugin setup instructions

Getting the Authorized Redirect URLs:

 Go to the tab or window where the Post SMTP setup wizard is open. 

You will see the Redirect URL copy that.

Chart showing email performance metrics over time.

Return to the window where the Zoho Mail is open, and paste the Redirect URL in the required field. Click create. 

Email sending statistics page

Getting the Client Secret: –

You will get the Client ID and Client Secret.

Detailed view of email sending settings

Copy that, return to the window where the Post SMTP setup wizard is open, and paste the Client ID and Client Secret in the required fields. 

We have to allow Post SMTP to send emails using Zoho Mail. 

For authorization, click on Connect to Zoho.

Graph showing email engagement and open rates.

A new window will open, asking permission to allow Post SMTP to access data in your Zoho account.

Email delivery status report

Click on Accept, and After the successful authentication, you will see the The OAuth 2.0 authorization was successful. Ready to send e-mail message. Click on the Save and Continue button present at the end of the right side to proceed.

Configuration screen for SMTP email settings.

Sending a Test Email: –

A screen will appear with the field Recipient Email Address. This step will allow you to send an email address for testing. 

Enter the Recipient Email Address and click Send Test Email

Click on the Finish button.

Dashboard view of email system's analytics and performance.

You can view the log section by clicking on the “View logs section” buttons or skip to the dashboard by clicking on Skip to the dashboard.

Chart depicting monthly email delivery performance.

That’s it! Now, you can configure Post SMTP with Zoho mailer on your WordPress site.

Next, would you like to know how to effectively troubleshoot issues and get diagnostic and connectivity test reports on Post SMTP Plugin? Be sure to check out our articles for more details.

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