David Ozokoye

Senior Technical Writer

Expertise

WordPress
Technical Documentation
Web Development (React & Django)
SEO
cPanel
Graphic Design

Highlights

David is a Technical Writer for the WPForms team at Awesome Motive. He has a BSc in Electrical Electronics Engineering from the University of Jos, Nigeria, and has been using WordPress since 2018.

Before joining the WPForms team in 2022, David worked as the content team lead for a WordPress support site, where he wrote WordPress-related content and managed other writers.

David creates easy-to-understand guides and product education for various Awesome Motive products, including WPForms, WP Mail SMTP, SendLayer, and Easy WP SMTP.

Aside from his work at Awesome Motive, David has produced many technical articles for various brands, focusing on WordPress and web development topics. Away from the computer, he enjoys playing video games and roller skating.

SMTP Error: Key Not Found

Overview The ‘Key Not Found’ error usually means that a required configuration key, such as an API key, is missing or incorrectly set in your SMTP plugin. This can prevent emails from being sent successfully through your site. Causes Most email service providers (like SendLayer and Brevo) require an API key or authentication token for […]

SMTP Error: MailboxNotEnabledForRESTAPI

Overview The “MailboxNotEnabledForRESTAPI” error occurs when a mailbox isn’t enabled to use the REST API (used by applications to access mail, send emails, and other services in Exchange Online or Office 365). This can happen for several reasons, often relating to the type of mailbox or its settings. Causes This error often occurs when using […]

Error 553 Sender Address Rejected: Invalid Sender Email Address

Overview The “553 Sender Address Rejected: Invalid sender email address” error occurs when an email server rejects the sender’s email address. This can happen when you try to send an email from an address that the SMTP server does not recognize. Causes This error is often related to the Sender’s email domain, which is configured […]

SMTP Error 550 Host Unknown: Incorrect DNS Settings

Overview The “550 Host Unknown” error typically occurs when trying to send an email, but the mail server cannot deliver it because it can’t identify the recipient’s mail server. In simpler terms, the sending server doesn’t know where to deliver the email. This is most often a DNS-related issue, meaning that the Domain Name System […]

SMTP Error 550: Requested Action Not Taken: Email address does not exist

Overview The ‘550 Requested Action Not Taken: Email address does not exist’ issue relates to the email client and not your SMTP plugin’s configuration. It indicates that the recipient’s email address you’re trying to send to is invalid or doesn’t exist. Causes This error typically occurs when: The recipient’s email address is misspelled or contains […]

SMTP Error 451: Temporary Local Problem: Temporary server problem

Overview The ‘451 Temporary Local Problem’ issue often occurs on sites attempting to send emails through the Microsoft Outlook mailer. It indicates that the SMTP server is experiencing a temporary problem that prevents it from processing your email request. Causes This error typically occurs when: The SMTP server is undergoing maintenance or experiencing technical difficulties […]

About Our Team

David Ozokoye