Fix it yourself
Every guide explains the problem, why it matters, the exact steps to fix it, and how to check that the fix worked.
Accessibility and mobile
Add alt text and dimensions to images
Describe meaningful images for screen readers and search engines, mark decorative ones correctly, and set width and height so the layout does not jump.
Beginner · 20 min
Security and performance
Add basic HTTP security headers
Strict-Transport-Security, X-Content-Type-Options and a frame policy protect visitors from common attacks with a few lines of configuration.
Intermediate · 30 min
Answer engines and AI visibility
Answer customer questions clearly (FAQ content and markup)
Publish the questions customers actually ask, each followed by a short, direct answer, and mark them up so answer engines can read them.
Beginner · 45 min
Technical SEO
Build an XML sitemap that only lists the right pages
A clean sitemap lists every page you want found: live, final and indexable. This guide covers creating one, keeping it accurate and fixing orphan pages.
Beginner · 20 min
Technical SEO
Control indexing with noindex, and avoid excluding important pages
Understand robots meta tags and the X-Robots-Tag header, find pages you excluded by accident, and control how much search and AI features may quote.
Beginner · 15 min
Technical SEO
Create and check your robots.txt file
robots.txt tells crawlers which parts of your site they may fetch and where your sitemap is. Here is how to publish a safe one and avoid blocking important pages by accident.
Beginner · 15 min
Answer engines and AI visibility
Decide how AI crawlers may access your site
Check which AI crawlers your robots.txt allows, make sure your content is readable without JavaScript, and understand llms.txt.
Intermediate · 25 min
Technical SEO
Fix broken links and pages that return errors
Find and repair links to missing pages, restore or redirect dead URLs, and deal with server errors and unreachable pages.
Beginner · 30 min
Experience and conversion
Give visitors a clear next step: CTAs, navigation and breadcrumbs
Make it obvious what visitors should do next, and how to find their way around, from the homepage down to deep pages.
Beginner · 30 min
Answer engines and AI visibility
Identify your business with Organization structured data
Describe your business (name, logo, contact details, official profiles) in JSON-LD so search and AI systems can connect your site to the right entity.
Intermediate · 30 min
Accessibility and mobile
Label form fields, name icon links and declare the page language
Three quick accessibility fixes: every form field needs a label, every link needs readable text, and every page should declare its language.
Beginner · 20 min
Accessibility and mobile
Make pages display properly on phones (viewport meta tag)
Without a viewport tag, phones show your desktop layout zoomed out. One line in the page head fixes it, provided your layout is responsive.
Beginner · 10 min
Technical SEO
Plan clean, readable URLs and site depth
Use short, lowercase, hyphenated URLs and keep important pages within a few clicks of the homepage, without breaking existing links.
Intermediate · 20 min
E-commerce
Product pages: price, availability, shipping and returns
Answer the questions every shopper has before buying, on the page and in Product structured data.
Intermediate · 40 min
Technical SEO
Remove redirect chains and update links to redirected URLs
Redirect old URLs straight to their final destination in one hop, and point your own links at final URLs.
Intermediate · 25 min
Security and performance
Serve everything over HTTPS and fix mixed content
Redirect all HTTP traffic to HTTPS with a permanent redirect, and make sure HTTPS pages do not load any http:// resources.
Intermediate · 30 min
Experience and conversion
Set social sharing previews and a favicon
Control how your pages look when shared in messaging apps and social networks, and how your brand appears in browser tabs and search results.
Beginner · 15 min
Technical SEO
Set up hreflang for multilingual and multi-regional sites
Tell search engines which language or regional version of a page to show, with valid codes, self-references and reciprocal links.
Advanced · 45 min
Answer engines and AI visibility
Show who you are: About, contact, authors, dates and sources
Visible information about the people behind the site, how to reach them and where facts come from builds trust with visitors, and makes content more reliable to quote.
Beginner · 30 min
Security and performance
Speed up slow server responses and heavy pages
Reduce time to first byte with caching and better hosting, slim down oversized HTML, and measure real performance properly.
Intermediate · 45 min
Content and on-page
Structure pages with one H1 and logical subheadings
Use one clear H1 for the page topic and H2–H3 for sections, without skipping levels, so people and machines can follow the page.
Beginner · 15 min
Content and on-page
Turn thin pages into useful, readable content
Expand pages that say too little, and make long pages easier to read, without padding them with filler.
Intermediate · 40 min
Technical SEO
Use canonical tags and fix duplicate content
Tell search engines which URL is the preferred version of a page, and consolidate pages that repeat the same content.
Intermediate · 30 min
Content and on-page
Write meta descriptions that earn the click
A meta description is your pitch under the title in search results. Write a unique, accurate summary for each important page.
Beginner · 20 min