Even seasoned WordPress users make SEO mistakes. These hiccups can stop your site from getting the attention it deserves. Below are the ten most common WordPress SEO mistakes — and exactly how to fix each one.

1. Not Setting a Custom Permalink Structure

The problem: by default, WordPress uses a URL structure like yoursite.com/?p=123. That is not SEO-friendly — it is hard for people and search engines to understand.

How to Fix It

1. Go to Settings → Permalinks
2. Select Post Name
3. Click Save Changes

Now your URLs will be clean and keyword-rich: yoursite.com/awesome-blog-post.

Best Practice

• Keep URLs short and descriptive
• Include primary keywords
• Use hyphens, not underscores
• Avoid stop words (and, the, a)

2. Ignoring Meta Titles and Descriptions

The problem: meta titles and descriptions tell both Google and visitors what your page is about. Forgetting to set them is a big mistake.

How to Fix It

1. Install an SEO plugin (Yoast SEO or Rank Math)
2. Edit each page or post
3. Use the plugin box to enter a catchy title and helpful description
4. Make sure they include your main keyword and sound natural

Example

❌ Bad Title: Blog Post 123
❌ Bad Description: (none)

✅ Good Title: WordPress SEO Basics: A Beginner's Guide
✅ Good Description: Learn 10 essential WordPress SEO tips that will boost your search rankings and drive more traffic to your site.

3. No XML Sitemap

The problem: a sitemap is like a roadmap for search engines. Without one, Google might miss your best content.

How to Fix It

1. Most SEO plugins (Yoast, Rank Math) automatically create a sitemap
2. Submit your sitemap to Google Search Console
3. Ensure it updates automatically when you add new content

Submit to Google Search Console

1. Go to Google Search Console
2. Select your property
3. Click “Sitemaps”
4. Enter sitemap_index.xml (for Yoast) or your plugin’s sitemap URL
5. Click Submit

4. Blocking Search Engines

The problem: this one is sneaky. If your site was in development, you may have checked a box telling Google to go away — and forgotten to uncheck it.

How to Fix It

1. Go to Settings → Reading
2. Look for the option that says “Discourage search engines from indexing this site”
3. Make sure it is unchecked

Double-Check

• The robots.txt file should NOT block Googlebot
• Use ?nocache=1 in development to ensure proper indexing

5. Not Using Proper Heading Tags

The problem: headings (H1, H2, H3) are more than just bigger text. They structure content for both users and search engines.

How to Fix It

• H1: only one per page (post or page title)
• H2: main subheadings
• H3: supporting points under H2s

Example

<h1>How to Fix WordPress Security Issues</h1>
    <h2>Common Vulnerabilities</h2>
        <h3>Outdated Plugins</h3>
        <h3>Weak Passwords</h3>
    <h2>Security Best Practices</h2>
        <h3>Enable Two-Factor Authentication</h3>Code language: HTML, XML (xml)

6. Poor Image Optimization

The problem: big images slow down your site, and search engines don’t like slow sites. Plus, you’re missing out on image search traffic.

How to Fix It

1. Compress images: use TinyPNG, Smush or Imagify
2. Add alt text: describe the image content
3. Use SEO-friendly filenames: chocolate-cake-recipe.jpg not IMG_1234.jpg

Image Optimization Checklist

• File size under 100KB
• Filename includes the keyword
• Alt text describes the image
• Correct file format (JPG for photos, PNG for graphics)
• Use WebP if possible
• Lazy load images

7. Not Making Your Site Mobile-Friendly

The problem: most people use phones to browse the web. If your site looks weird on mobile, visitors will bounce — and search engines will notice.

How to Fix It

1. Pick a responsive theme
2. Test your site: use Google’s Mobile-Friendly Test
3. Test on actual devices (or browser developer tools)
4. Use mobile-optimized plugins

Common Mobile Issues

• Buttons too small to tap
• Text too small to read
• Elements overlapping
• Horizontal scrolling required

8. Not Installing an SEO Plugin

The problem: trying to do SEO without a plugin is like baking a cake without flour.

How to Fix It

Install one of these:

• Yoast SEO: perfect for beginners
• Rank Math: packed with tools for advanced users
• All in One SEO: flexible and easy to use

9. Forgetting About Internal Linking

The problem: internal links guide visitors (and Google) from one page to another. They keep people on your site longer and spread SEO authority.

How to Fix It

1. Whenever you write a new post: link to older related posts
2. Use descriptive anchor text: “Check out our beginner’s SEO guide”

Internal Linking Strategy

New Post → Link to older related content
Old Content → Link to new content (update periodically)
Create cornerstone content (pillar posts) → Link to it from relevant posts
Use breadcrumbs → Helps both users and search enginesCode language: PHP (php)

10. Not Updating Content Regularly

The problem: old, dusty content is bad. Google loves fresh updates, and so do visitors.

How to Fix It

• Set a schedule: review content every 3–6 months
• Update information, links and meta descriptions
• Combine shorter, similar posts into long, detailed ones

Content Freshness Benefits

• Higher search rankings (Google favors current content)
• Increased engagement (visitors see up-to-date information)
• Better UX (fewer broken links)
• More social shares (share as “updated”)

Bonus SEO Tips

• Use schema markup: helps search engines understand your content
• Use structured data: JSON-LD format, available in many SEO plugins
• Optimize for featured snippets: answer questions directly and concisely
• Monitor Core Web Vitals: use Google PageSpeed Insights
• Fix broken links: use the Broken Link Checker plugin

Need Help Fixing Your WordPress SEO?

Cyber Mickey is a full-service web development company. If you would rather hand the technical work over to a team that does this every day, get in touch with us and we will audit your site, fix the issues above and build a roadmap for long-term organic growth.