WordPress Knowledge Base

Custom Login Page Styling

Customize the WordPress login page with your own logo, colors, and branding without a plugin.

Feb 8, 2026

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Enable WordPress Debug Log Safely

Enable WordPress debugging and error logging safely without displaying errors to visitors on the frontend.

Feb 8, 2026

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Replace WP-Cron with a Real Cron Job

Disable the default WP-Cron and replace it with a real server cron job for more reliable and efficient scheduled task execution.

Feb 8, 2026

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Glossary

What is a Web Application Firewall (WAF)?

Learn what a WAF is, how it protects WordPress sites from attacks like SQL injection and XSS, and popular WAF solutions.

Feb 8, 2026

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Glossary

What are Core Web Vitals?

Learn about Google's Core Web Vitals metrics — LCP, INP, and CLS — and how they affect your WordPress site's search rankings.

Feb 8, 2026

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Glossary

What is WordPress Multisite?

Understand WordPress Multisite — a feature that lets you run multiple WordPress sites from a single installation with shared resources.

Feb 8, 2026

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Glossary

What is Lazy Loading?

Learn how lazy loading defers the loading of images and iframes until they're visible, improving page speed and Core Web Vitals.

Feb 8, 2026

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Glossary

What is Mixed Content?

Understand mixed content warnings — when HTTP resources load on HTTPS pages — and why they compromise your site's security.

Feb 8, 2026

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Glossary

What is a Meta Description?

Learn what meta descriptions are, how they affect click-through rates in search results, and best practices for writing them.

Feb 8, 2026

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Glossary

What is the Open Graph Protocol?

Understand Open Graph meta tags — how they control how your WordPress content appears when shared on Facebook, Twitter, LinkedIn, and other platforms.

Feb 8, 2026

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Glossary

What is a Canonical Tag?

Learn how the canonical tag prevents duplicate content issues and tells search engines which version of a page is the primary one.

Feb 8, 2026

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Glossary

What is Caching in WordPress?

Understand the different types of WordPress caching — browser, page, object, and CDN cache — and why caching is essential for performance.

Feb 8, 2026

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Glossary

What are Cookies?

Learn about browser cookies, the difference between first-party and third-party cookies, and their GDPR implications for WordPress sites.

Feb 8, 2026

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Glossary

What is PHP?

Understand PHP, the programming language that powers WordPress, and why keeping it updated is critical for security and performance.

Feb 8, 2026

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Glossary

What is a Content Delivery Network (CDN)?

Learn what a CDN is, how it speeds up your WordPress site by serving content from edge servers worldwide, and which providers are popular.

Feb 8, 2026

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Fix Guide

How to Create an XML Sitemap in WordPress

Set up an XML sitemap for your WordPress site to help search engines discover and index your content more efficiently.

Feb 8, 2026

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Fix Guide

How to Secure the WordPress Debug Log

Prevent public access to your WordPress debug.log file, which can expose sensitive information like database queries and file paths.

Feb 8, 2026

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Fix Guide

How to Hide the WordPress Version Number

Remove the WordPress version number from HTML source, RSS feeds, scripts, and styles to reduce your attack surface.

Feb 8, 2026

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Fix Guide

How to Prevent User Enumeration in WordPress

Stop attackers from discovering WordPress usernames through author archives, REST API, and login error messages.

Feb 8, 2026

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Fix Guide

How to Enable Gzip or Brotli Compression in WordPress

Enable Gzip or Brotli compression on your WordPress site to dramatically reduce file sizes and improve loading speed.

Feb 8, 2026

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Fix Guide

How to Remove the WordPress Emoji Script

Remove the unnecessary WordPress emoji script (wp-emoji-release.min.js) to improve page load performance and reduce HTTP requests.

Feb 8, 2026

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Fix Guide

How to Host Google Fonts Locally in WordPress

Learn how to self-host Google Fonts on your WordPress server for GDPR compliance and improved loading performance.

Feb 8, 2026

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Fix Guide

How to Disable Gravatar in WordPress (GDPR)

Step-by-step guide to disabling Gravatar in WordPress for GDPR compliance, preventing user data from being sent to external servers.

Feb 8, 2026

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Fix Guide

How to Disable the WordPress REST API

Learn how to restrict or disable the WordPress REST API to prevent user enumeration and data exposure while keeping Gutenberg working.

Feb 8, 2026

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Fix Guide

How to Add Missing Security Headers in WordPress

Complete guide to adding all important security headers (X-Frame-Options, X-Content-Type-Options, Referrer-Policy, Permissions-Policy) to WordPress.

Feb 8, 2026

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Fix Guide

How to Set Up a Content-Security-Policy in WordPress

A practical guide to implementing Content-Security-Policy on your WordPress site, from report-only mode to a production-ready policy.

Feb 8, 2026

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Fix Guide

How to Add the HSTS Header in WordPress

Step-by-step guide to adding the HTTP Strict Transport Security (HSTS) header to your WordPress site using .htaccess or Nginx configuration.

Feb 8, 2026

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Glossary

What are DNS Records?

Learn about DNS records, the different types (A, AAAA, CNAME, MX, TXT), and how they affect your WordPress site.

Feb 8, 2026

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Glossary

What is an SSL Certificate?

Understand SSL/TLS certificates, how they encrypt data between your WordPress site and visitors, and why HTTPS is essential.

Feb 8, 2026

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Glossary

What is robots.txt?

Learn what robots.txt is, how it controls search engine crawlers, and best practices for WordPress robots.txt configuration.

Feb 8, 2026

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Glossary

What is an XML Sitemap?

Learn what an XML sitemap is, how it helps search engines crawl your WordPress site, and why every site should have one.

Feb 8, 2026

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Glossary

What is JSON-LD Structured Data?

Understand JSON-LD structured data, how search engines use it for rich snippets, and why it matters for your WordPress SEO strategy.

Feb 8, 2026

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Glossary

What is Gzip and Brotli Compression?

Understand Gzip and Brotli compression — how they reduce file sizes, speed up your WordPress site, and why Brotli offers better compression ratios.

Feb 8, 2026

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Glossary

What is HTTP/2?

Learn about HTTP/2, the major revision of the HTTP protocol that significantly improves WordPress site loading speed and performance.

Feb 8, 2026

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Glossary

What is Gravatar?

Learn what Gravatar is, how WordPress uses it, and why it raises GDPR privacy concerns for your website visitors.

Feb 8, 2026

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Glossary

What is the WordPress REST API?

Understand the WordPress REST API, how it works, what data it exposes, and the security implications for your WordPress site.

Feb 8, 2026

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Glossary

What is Permissions-Policy?

Learn about Permissions-Policy (formerly Feature-Policy), the header that controls which browser features and APIs your WordPress site can use.

Feb 8, 2026

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Glossary

What is Referrer-Policy?

Understand the Referrer-Policy header, which controls how much referrer information is shared when users navigate away from your WordPress site.

Feb 8, 2026

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Glossary

What is X-Content-Type-Options?

Learn how the X-Content-Type-Options header prevents MIME-type sniffing and protects your WordPress site from drive-by download attacks.

Feb 8, 2026

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Glossary

What is X-Frame-Options?

Learn how the X-Frame-Options header protects your WordPress site from clickjacking attacks by controlling iframe embedding.

Feb 8, 2026

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Glossary

What is Content-Security-Policy (CSP)?

Understand Content-Security-Policy, the powerful HTTP header that prevents XSS attacks and controls which resources your WordPress site can load.

Feb 8, 2026

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Glossary

What is HSTS (HTTP Strict Transport Security)?

Learn what HSTS is, why it matters for WordPress security, and how it protects your site from downgrade attacks and cookie hijacking.

Feb 8, 2026

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Glossary

What is WP-Cron?

Learn what WP-Cron is, how WordPress handles scheduled tasks, and why the default cron system can cause performance and reliability issues.

Feb 8, 2026

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Glossary

What is oEmbed?

Learn what oEmbed is, how WordPress uses it to turn URLs into rich embeds, and what security and privacy implications it has for your site.

Feb 8, 2026

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Glossary

What is Google Consent Mode?

Learn what Google Consent Mode v2 is, how it adjusts Google tags based on user consent, and why it is required for advertisers in the EEA since March 2024.

Feb 8, 2026

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Glossary

What is the WebP Image Format?

Learn what WebP is, how it compares to JPEG and PNG, why it matters for WordPress performance, and how modern browsers handle it.

Feb 8, 2026

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Glossary

What is XML-RPC?

Learn what XML-RPC is, how WordPress uses it for remote communication, and why it poses a security risk that should be addressed on most sites.

Feb 8, 2026

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Fix Guide

How to Embed YouTube Videos GDPR-Compliant in WordPress

Learn how to embed YouTube videos on your WordPress site without violating GDPR by using privacy-enhanced mode, lazy loading, and consent-based solutions.

Feb 8, 2026

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Fix Guide

How to Remove Tracking Pixels from WordPress (GDPR)

Learn how to identify and remove tracking pixels from Facebook, LinkedIn, TikTok, Pinterest and Twitter on your WordPress site for GDPR compliance.

Feb 8, 2026

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Fix Guide

How to Add Twitter Card Tags in WordPress

Learn how to add Twitter Card meta tags to your WordPress site using SEO plugins or manual methods to create rich link previews on X (Twitter).

Feb 8, 2026

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Glossary

What are Cookie Security Flags?

Learn what the Secure, HttpOnly, and SameSite cookie flags are, why they are critical for website security, and how they protect against common attacks.

Feb 8, 2026

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Glossary

What is XML-RPC?

Learn what XML-RPC is, how WordPress uses it for remote communication, and why it poses a security risk that should be addressed on most sites.

Feb 8, 2026

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Glossary

What is Hreflang?

Learn what hreflang tags are, how they help search engines serve the correct language version of your pages, and why they are essential for multilingual WordPress sites.

Feb 8, 2026

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Glossary

What are Twitter Cards?

Learn what Twitter Cards are, how they enrich your shared links on X (Twitter) with images and descriptions, and why they matter for social media visibility.

Feb 8, 2026

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Best Practice

Launching a New WordPress Site — What to Check

The essential pre-launch checklist for new WordPress sites covering security, SEO, performance, GDPR, and functionality testing.

Feb 8, 2026

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Best Practice

WordPress Performance Optimization Guide

Complete guide to optimizing WordPress performance: caching, compression, image optimization, CDN, HTTP/2, and reducing bloat.

Feb 8, 2026

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Best Practice

WordPress SEO Checklist

Complete SEO checklist for WordPress: meta descriptions, headings, sitemaps, structured data, canonical tags, and more.

Feb 8, 2026

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Best Practice

WordPress GDPR Compliance Checklist

Essential GDPR checklist for WordPress: cookie consent, Google Fonts, Gravatar, analytics, and data processing documentation.

Feb 8, 2026

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Best Practice

WordPress Security Checklist

A comprehensive security checklist for WordPress: from SSL certificates and security headers to user enumeration prevention and file permissions.

Feb 8, 2026

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Fix Guide

How to Redirect HTTP to HTTPS in WordPress

Set up proper HTTP to HTTPS redirects in WordPress to ensure all traffic uses encrypted connections after installing an SSL certificate.

Feb 8, 2026

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Fix Guide

How to Disable XML-RPC in WordPress

Protect your WordPress site from brute force and DDoS attacks by disabling the XML-RPC interface that you probably don't need.

Feb 8, 2026

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Fix Guide

How to Fix the Heading Hierarchy in WordPress

Fix common heading structure issues like missing H1, multiple H1 tags, and skipped heading levels for better SEO and accessibility.

Feb 8, 2026

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Fix Guide

How to Set Up Cookie Consent in WordPress (GDPR)

Implement a GDPR-compliant cookie consent banner on your WordPress site to handle user consent for tracking and analytics cookies.

Feb 8, 2026

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Fix Guide

How to Update PHP on Your WordPress Hosting

A safe guide to updating your PHP version for better WordPress security and performance without breaking your site.

Feb 8, 2026

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Fix Guide

How to Add a Meta Description in WordPress

Learn how to add and optimize meta descriptions in WordPress using SEO plugins or custom code for better search result snippets.

Feb 8, 2026

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Fix Guide

How to Fix Cookie Security Flags in WordPress

Learn how to add the Secure, HttpOnly, and SameSite flags to cookies in WordPress to protect against session hijacking and cross-site attacks.

Feb 8, 2026

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Fix Guide

How to Update WordPress Themes Safely

Learn how to update your WordPress theme without losing customizations, why child themes matter, and how to handle theme updates for security and compatibility.

Feb 8, 2026

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Fix Guide