Using the Google PageSpeed Online, it looks like the CSS/Images/JS files of most of my plugins (including wp-nivo-slider) do not get their expires-headers set. Is there a solution for this so that W3 Total Cache will set the expires headers on all the media on my page?
Plugin Expires Headers – W3 Total Cache
Make sure your hosting provider offer
mod_expires. Because many shared hosting providers doesn’t offermod_expires. Just contact your hosting support.Check if
Performance>Browser Cache>General>Set expires headeris checked.