WebP Express needed to rename its configuration files to contain random characters - for security reasons. ' . 'You can safely ignore this message. However, if you want to do a tiny micro optimization, you can pass the "hash" part of the new name in the nginx rewrite rules (it seems you are running on nginx).' . 'Check out the updated instructions in the README.

' . '

In short, by editing the WebP Express rules set up in your server context (usually found in /etc/nginx/sites-available), if you pass "&hash=' . Paths::getConfigHash() . '" to the converter script, the converter script can read the config file directly, without resorting to finding it by inspecting the files in the directory.

', $msgId, [ ['text' => 'Ok'], ] ); */ // The message is no longer relevant, as it is no longer neccessary to pass the hash // So dismiss it, so this code is not run again DismissableGlobalMessages::dismissMessage($msgId);