Vijay’s SMTP Connector for Zoho Mail

Description

Vijay’s SMTP Connector for Zoho Mail replaces WordPress’s default PHP mail() function with a proper SMTP connection to Zoho Mail, so outgoing mail from your site is authenticated and delivered reliably.

This plugin is an independent, third-party tool built to work with Zoho Mail. It is not developed, endorsed, or affiliated with Zoho Corporation. “Zoho” is a trademark of Zoho Corporation Pvt. Ltd.

Features

⚙️ SMTP setup with SSL/TLS support (ports 465 & 587)
📥 Complete IMAP & POP3 reference (all regions)
🌐 MX record details for domain verification
🛡️ SPF, DKIM & DMARC record reference
🧪 One-click test email with live feedback
🔐 Secure App Password storage
🌍 Regional server guide (US, EU, India, Australia)

SMTP Settings

Host: smtp.zoho.com
Port: 465 (SSL) or 587 (TLS/STARTTLS)
Authentication: Required
Username: your full Zoho email address
Password: your Zoho App Password

MX Records

Add these to your domain DNS:

Priority 10 mx.zoho.com
Priority 20 mx2.zoho.com
Priority 50 mx3.zoho.com

SPF Record

Add a TXT record: v=spf1 include:zoho.com ~all

Screenshots

SMTP Setup tab – sender identity, server and Zoho credentials.

Installation

Upload the vijays-smtp-connector-for-zoho-mail folder to /wp-content/plugins/
Activate the plugin in Plugins Installed Plugins
Go to Settings SMTP Connector for Zoho
Enter your Zoho credentials and save
Use the Test Email tab to verify delivery

FAQ

Is this plugin made by Zoho?: No. It is an independent plugin and is not affiliated with Zoho Corporation.
Which password should I use?: Generate an App Password in Zoho Mail (Settings Security App Passwords) and use that instead of your login password.

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Contributors & Developers

“Vijay’s SMTP Connector for Zoho Mail” is open source software. The following people have contributed to this plugin.

Ravindra Gehlot

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Interested in development?

Browse the code, check out the SVN repository, or subscribe to the development log by RSS.

Changelog

1.0.0

Initial release

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