Caching Plugin: Install a plugin like WP Super Cache or W3 Total Cache.
Image Optimization: Compress images with a plugin like Smush.
Database Cleanup: Use a plugin to remove old revisions and spam comments.
Minify CSS/JS: Enable file minification for faster loading.
Use a lightweight theme.
Limit the number of active plugins.
Enable lazy loading for images.
Sugar Pixels Ai already provides server-level optimizations, but applying these steps inside WordPress makes your site even faster.