MainWP Blog - Sebastian Moran
Sebastian Moran is a WordPress performance expert and technical liaison for MainWP.
WordPress Media Upload HTTP Error – Causes & Fixes
Uploading images is a routine part of using WordPress, but sometimes you might get a frustrating message: “HTTP error.” This vague warning usually appears during the media upload process, offering no clues about what went wrong. Fortunately, there are several proven solutions you can try to get things working again. 1. Check If the Error Is Temporary Before diving into deep troubleshooting, first refresh the page and try uploading again. A momentary hiccup in your server, internet connection, or WordPress Continue reading the post...
High CPU in WordPress: Common Causes and Solutions
Running a WordPress website can be seamless—until you notice sluggish performance, slow page loads, or even server crashes. These are often symptoms of high CPU usage. If your hosting provider has flagged your site for exceeding CPU limits, it’s time to take action. Here’s how to identify and fix high CPU usage in WordPress to keep your site fast and responsive. 1. Diagnose the Problem Check your hosting dashboard, cPanel, or server monitoring tool to confirm CPU usage levels. If Continue reading the post...
Why Your WooCommerce Checkout Isn’t Loading (And How to Fix It)
For countless online stores powered by WooCommerce, a broken or endlessly loading checkout page can quickly become a business nightmare. When customers can’t complete their purchase, it doesn’t just hurt the bottom line—it damages trust and credibility. According to eCommerce experts, issues with the WooCommerce checkout page are more common than many store owners realize, but the good news is that most are solvable. What Causes Checkout Pages to Break? Several common culprits can cause the WooCommerce checkout page to Continue reading the post...
Performance Tuning WordPress with Freesoul Deactivate Plugins
If your WordPress site is starting to feel sluggish or is struggling with inconsistent performance, your plugins may be partly to blame. While plugins extend functionality and are essential for many websites, they can also create unnecessary bloat, especially when they load on pages where they’re not needed. That’s where the Freesoul Deactivate Plugins (FDP) plugin might come in handy. Freesoul Deactivate Plugins helps streamline plugin usage and significantly improves site speed by deactivating specific plugins on a per-page or Continue reading the post...
Tired of Repetitive Setup? WooCommerce Blueprints Can Help
WooCommerce is rolling out a powerful new feature called Blueprints, designed to streamline and simplify store setup and product creation like never before. Whether you’re launching your first store or managing multiple WooCommerce sites, Blueprints can help you save time, maintain consistency, and boost productivity. So, what exactly are Blueprints? Think of them as reusable templates that capture all the key configurations of a product: everything from its type, category, pricing rules, attributes, tax status, shipping details, and custom metadata. Continue reading the post...
Secure Your WordPress Site by Limiting Simultaneous User Sessions
Maintaining strong security and user management in WordPress is vital for site administrators, especially when managing multiple users. One common security concern is users having multiple active sessions simultaneously across different devices or browsers. Limiting these sessions enhances security and helps you manage user behavior and access more effectively. Two useful plugins for managing and restricting active sessions in WordPress are Loggedin and Sessions. Here’s how to use them to gain control over user sessions on your WordPress site. Why Continue reading the post...
The Plugin Graveyard: What You Need to Know About Abandoned Tools
Plugins are the backbone of any dynamic WordPress website. From SEO features for content on the site to contact forms, these add-ons bring essential features to your site. However, not all plugins are created equal, especially those abandoned by their developers. Ignoring the signs of plugin neglect can lead to serious performance and security issues for your site. What Is an Abandoned Plugin? A plugin is considered abandoned when its developer stops updating or maintaining it. Typically, this means it Continue reading the post...
Website Speed Optimization: Top Tools for Faster Load Times
WordPress sites can be complex beasts to optimize on the front end so that they are fast to load and responsive. Many excellent website testing sites can help you test the current front-end loading speeds and retest the site after optimization. Website speed is critical to user experience, search engine optimization (SEO), and overall business success. A slow-loading website can frustrate visitors, increase bounce rates, and even hurt your search rankings. Regularly monitoring and testing your site’s performance is essential Continue reading the post...
Stop Spam in Its Tracks: WordPress Cleanup Tips
Spam can be a persistent issue for WordPress site owners, clogging comment sections, slowing down your website, and even posing security risks. Whether it’s comment spam, fake user registrations, or spammy backlinks, taking proactive measures to remove and prevent spam is essential for maintaining a clean and secure website. 1. Identify the Spam Problem Before removing spam, you need to determine where it’s coming from. Familiar sources of spam on a WordPress site include: Comment Spam – Bots and human Continue reading the post...
Level Up Your WordPress 6.8 Site with These Practical Code Snippets
WordPress 6.8 is the final major release of 2025. Over the course of 2025, new features and improvements will go out in minor WordPress core releases. One site performance feature that the 6.8 release includes is for speculative loading using the speculation rules API. The speculative loading feature has outstanding cross-browser support, and using the feature will help improve the front-end performance in most cases. The following code snippet excludes a specific URL in this case, the cart URL from Continue reading the post...
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