Optimize site performance on WordPress.com and Pressable

Last reviewed on March 31, 2026

In this Guide

WordPress.com and Pressable are built for performance, but certain factors — such as unoptimized database configurations, poorly configured caching, or changes introduced during a site migration — can slow a site down. This guide points you to the right resources to diagnose and resolve common performance issues across your hosted sites.

In this guide, you will learn how to check your site’s performance and optimize sites hosted on WordPress.com and Pressable.

Before making changes, establish a baseline by measuring your site’s current performance. Use the built-in speed checking tool to identify areas for improvement: Check your site’s performance.

Pressable hosting is optimized for WordPress out of the box, but the following common issues can impact performance. If you have recently migrated a site to Pressable, review each of these areas as part of your post-migration checks.

If you need further assistance, contact our support team via the support form.

WordPress.com hosting is built with performance in mind, but plugin conflicts, theme overhead, and database bloat can all affect site speed. If you have recently migrated a site to WordPress.com, review your configuration against the guidance below.

For a comprehensive overview of performance optimization on WordPress.com, visit: Improve your site’s speed on WordPress.com.

If you need further assistance, contact our support team via the support form.

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