Articles by Matteo Duò
Head of Content at Kinsta and Content Marketing Consultant for WordPress plugin developers. Connect with Matteo on Twitter.
How to Fix the NET::ERR_CERT_AUTHORITY_INVALID Error
The NET::ERR_CERT_AUTHORITY_INVALID error occurs when a website’s SSL certificate isn't trusted by the browser. Learn what's causing it and how to…
The 18 Best Trello Alternatives in 2026 (Features, Price, UI Compared)
Looking for Trello alternatives? Your search is over! Check out these 18+ powerful Trello alternatives to empower your team and improve your produc…
Dedicated IP Address vs Shared IP Address (Debunking Myths)
Curious whether or not you need a dedicated IP address when choosing a WordPress host? Check out the facts regarding IPs as it pertains to SEO, SSL…
How to Fix the DNS_PROBE_FINISHED_BAD_CONFIG Error Code (7 Solutions)
The DNS_PROBE_FINISHED_BAD_CONFIG error tells you there's an incorrect DNS configuration preventing access to a web page. Here are 7 ways to fix it!
How to Use a Free SMTP Server for WordPress Emails (Including Gmail SMTP Server)
Looking for a free SMTP server to send emails from your WordPress site? Check out this in-depth guide showing how to do it with different services
How to Fix the ERR_SPDY_PROTOCOL_ERROR in Chrome (5 Methods)
Are you getting the ERR_SPDY_PROTOCOL_ERROR message in Chrome? Learn what the SPDY network protocol is and how to fix the error following these 5 m…
Microsoft Teams vs Slack: Which Collaboration App Is Better?
Remote working relies heavily on chats and asynchronous commuication tools. Check out this in-depth comparison between Microsoft Teams vs Slack.
25 WordPress Membership Plugins to Capture Recurring Revenue
Building a membership site can be a great way to generate recurring revenue. Check out these top WordPress membership plugins to get started!
21 Best Mailchimp Alternatives for 2026 (Free and Paid Options)
Mailchimp is a well-known email marketing platform, but it's not for every business. Check out all the best Mailchimp alternatives with free and pa…
What Is a Firewall? A Starting Guide to Different Types of Firewalls and Whether You Need One
What is a firewall? There are several types of firewalls and they all work as a barrier between you and any device trying to connect to your comput…
How to Quickly Fix the 401 Unauthorized Error (5 Methods)
An Introduction to the 401 Error Code: The 401 error is commonly associated with invalid authentication credentials. Find out more about the causes…
14 WordPress CRM Plugins to Supercharge Your Business in 2026
Customer relationship management helps you understand your customers. Here are the best and most commonly used WordPress CRM plugins.