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 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 […]

SMTP Error 421: Connection Timeout: Network issues

Overview The ‘421 Connection Timeout’ issue often occurs on sites attempting to send emails through an SMTP server. This indicates that the connection to the SMTP server has been timed out due to network issues. Causes This error typically occurs when: There are network connectivity problems between your server and the SMTP server The SMTP […]

Error 534-5.7.9: Application-specific password required

Overview The ‘Error 534-5.7.9 Application-specific password required’ issue often occurs on sites attempting to send emails with the Other SMTP mailer. It indicates that your account is missing the required application-specific password for authentication. Causes This error typically occurs when: Two-factor authentication (2FA) is enabled on your email account Your email provider requires app-specific passwords […]

Error 535: Authentication Failed: Incorrect Login Credentials

Overview The ‘Error 535’ issue often occurs on sites attempting to send emails through an SMTP server. It indicates the credentials you used to set up your SMTP plugin are invalid. Causes This error typically occurs when: The email account password has been changed recently The username (often the email address) is entered incorrectly The […]

About Our Team

David Ozokoye