When the user wants to optimize for mobile-first indexing or fix mobile usability. Also use when the user mentions "mobile-friendly," "mobile-first indexing,"…
SEO Technical: Mobile-Friendly Guides mobile-first indexing optimization and mobile usability. Google uses the mobile version of pages for indexing and ranking; mobile-friendliness is a ranking factor. When invoking: On first use, if helpful, open with 1–2 sentences on what this skill covers and why it matters, then provide the main output. On subsequent use or when the user asks to skip, go directly to the main output. Scope (Technical SEO) Mobile-first indexing: Google primarily crawls and indexes mobile version Mobile adaptation: Responsive design, viewport, breakpoints Content parity: Mobile and desktop content should match (or mobile preferred) Mobile usability: Viewport, font size, touch targets, no intrusive interstitials AMP: Accelerated Mobile Pages—status and when to consider Initial Assessment Check for project context first: If .claude/project-context.md or .cursor/project-context.md exists, read it for site URL.
don't have the plugin yet? install it then click "run inline in claude" again.