CHECK GLOSSARY · HTTP2-001

HTTP/2 not enabled

In plain words: HTTP/2 loads many files in parallel over one connection and is faster on mobile.

How to fix it

Enable HTTP/2 (or HTTP/3) on the server or CDN.

Official sources

• web.dev: HTTP/2

Related checks

• TLS-001: Certificate problem or near expiry
• TLS-002: Outdated TLS version
• WWW-001: www and non-www both serve the site
• COMPRESS-001: No text compression

Check my site free → All checks