Use the Modern WOFF2 Font Format for Better Compression

Performance Analyzer

What is this warning?

You are using an older font format like TTF, OTF, or WOFF. The modern standard is WOFF2, which offers significantly better compression and is supported by all modern browsers. Converting your fonts to WOFF2 will make them smaller and faster to download.

How to Fix This Issue

How to Fix It

The Problem

@font-face {
  src: url('/fonts/myfont.ttf') format('truetype');
}

The Solution

Convert your font files to the WOFF2 format using an online converter or command-line tool, and update your CSS to use it.

@font-face {
  src: url('/fonts/myfont.woff2') format('woff2');
}

Why This Works

WOFF2 offers the best compression for web fonts, leading to smaller file sizes and faster load times. It's a straightforward way to improve your site's performance.

SEO Impact

This issue can affect your site's search engine rankings and user experience. Addressing it promptly helps ensure optimal performance and visibility in search results.

Automatic Detection

Black SEO Analyzer automatically checks for this warning during site analysis, along with hundreds of other technical SEO issues.

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