Sometimes your cache files causes the issues and can be quickly removed by clearing the cache out. There are three types of caches which may affects your website performing level.
- Browser Cache – this is cache stored by your browser to allow your page content to load faster.
- Plugin Cache – this is cache specifically from a 3rd party WordPress plugin.
- Server Cache – this is cache imposed by your hosting company directly from your server.
You can use a wp-super-cache or wp-total-cache plugins to remove your caches.