Site Health error: WP_CACHE is set to false

Sometimes in the Site Health tool you may see this message: 

WP_CACHE is set to false. The WP_CACHE constant needs to be set to true for WP Rocket cache to work properly

This message is a false positive if you are using one of the hosts below. For these hosts, page caching is disabled because it's handled at the server level, and WP_CACHE is set to false deliberately. All other optimizations will still be applied.

  • WP Engine
  • DreamPress
  • Pressable

If you are not using one of those hosts, please check the following: 

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