Cache is useful to speed up website. But cache becomes a problem when we update plugins or upgrade WordPress themes. WordPress is fairly database intensive so it’s highly recommended to host your WordPress site with a webhost that provides built-in caching tools or to use a 3rd party Caching plugin. Any website will only have one of the caching methods described below .
Hosting Cache
Most webhosts have builtin cache functions that can be easily flushed / cleared. Below is explained methods to clear cache in some of the popular web hosts.
Godaddy
To clear your Godaddy cache you’ll want to use the “Flush Cache” link located in the WordPress admin bar.
Media Temple
Media Temple has built-in cache as well and it can be cleared via the WordPress dashboard admin bar.
WPEngine
The button to clear your cache in Media temple is located in it’s own admin panel at the top of the WordPress dashboard.
Site Ground
Site ground uses “SuperCacher” for their caching and it has it’s own admin panel so you can quickly clear all the cache as well as enable AutoFlush and Dynamic Flush.
Caching Plugins
Below are some screenshots showing how to clear the cache for the 2 most popular WordPress plugins:
WP Super Cache
W3 Total Cache
Common CDN’s
Below are links to clear the cache from the important CDN.