Use caching technologies to reduce server load and improve page load times. WHMCS offer several caching plugins, which can greatly enhance speed.
Compress photos to reduce file size while maintaining quality. To automate this procedure, utilize programs like ImageOptim or WHMCS plugins such as Smush.
Regularly improve your WHMCS database by deleting unneeded data, optimizing database tables, and ensuring indexes are correctly configured.
A CDN distributes your website`s content across a couple of servers throughout the world. This reduces latency and hastens loading times, specifically for customers who are located far from your server.
Make sure to update your WHMCS with the latest versions and updates. This is beneficial in increasing the speed and stability of your website.