Favicon larger than 48×48

Class

C2 Recommended

Weight

4

Severity on fail

major

Applies to

Google

Scope and evidence

Evaluated on home page of each in-scope hostname. The book marks this requirement DOCUMENTED RECOMMENDATION.

applies only when SEO-META-05A passes

Fail conditions

Each condition has a stable code and a reason template. The evaluator fills the placeholders from observed values only; no sentence in a report is generated.

• not_larger_than_48

  The best eligible favicon is {size}×{size}. Google recommends a favicon larger than 48x48px so that it looks good on various surfaces.

The documented fix

Provide a square favicon larger than 48×48 (for example 96×96 or 192×192) at a stable URL.

Sources, quoted

These are the passages the rule rests on, stored once in the knowledge base and emitted exactly as written. A citation marked for specific conditions appears only on findings with those codes.

• “While the minimum size requirement is 8x8px, we recommend using a favicon that's larger than 48x48px so that it looks good on various surfaces.”

  [G-FAVICON] Define a favicon to show in search results · Guidelines · last updated 2026-08-28

  https://developers.google.com/search/docs/appearance/favicon-in-search

Related rules

• SEO-META-05AFavicon eligible for Google Search