performance · security.compression.missing
Response is not compressed
Uncompressed HTML can be 4–10× larger over the wire, hurting Largest Contentful Paint and mobile data costs.
Why it matters
Uncompressed HTML can be 4-10× larger over the wire, hurting LCP and mobile data costs.
Authoritative reference
https://web.dev/articles/reduce-network-payloads-using-text-compression
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