System Requirements
WordPress 4.9 or Greater
RapidLoad has been tested with WordPress 5.6 as of December 2020.
PHP 5.6 or Greater
Servers running older versions of PHP may experience issues. We recommend you to contact your hosting provider to upgrade to the latest version of PHP.
Whitelist RapidLoad Crawler
Some services, like Cloudflare and Wordfence, block all bot user agents. The RapidLoad user agent UnusedCSS_bot/1.0 RapidLoad/1.0 must be whitelisted in order for the plugin to work.
Dependency: Autoptimize
The RapidLoad Wordpress plugin is a power-up for Autoptimize. Autoptimize must be installed and active on your Wordpress website in order for RapidLoad to run.
What is Autoptimize?
Autoptimize is a free-to-use optimization plugin for Wordpress websites. With more than 1 million active installations and a nearly 5-star rating, Autoptimize is the most trusted Wordpress optimization plugin available today.
1. Install and Activate Autoptimize
If you have not already, install and activate the Autoptimize plugin on your Wordpress site.
Installing the Autoptimize plugin2. Enabled Required Autoptimize Settings
The Autoptimize "Optimize CSS" setting MUST be enabled before RapidLoad can run. Once Autoptimize is installed, navigate to settings, check the checkbox for "Optimize CSS", scroll down and hit the button to "Save and Empty Cache".
Enabling the "Optimize CSS" setting in Autoptimize