> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://help.wpcompress.com/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# Understanding PRO Settings

# Setting Up PRO Settings

PRO settings can be found inside the plugin in the top right corner of the settings panel or within the [Management Portal](https://app.wpcompress.com/).

![](https://storage.crisp.chat/users/helpdesk/website/49a2bcd521bcc400/screen-shot-2021-04-29-at-8551_y9xubf.png)

**Serve CSS via CDN** ``Allows your website to minify and serve CSS files via the CDN - be sure not to duplicate CSS settings with other solutions, however all toggles are temporary and can be toggled off at anytime to revert changes``

**Serve JS via CDN** ``Allows your website to minify and serve JavaScript files via the CDN - be sure not to duplicate JavaScript settings with other solutions, however all toggles are temporary and can be toggled off at anytime to revert changes``

**Change image URL inside CSS** ``Allows us to grab background images and other images that are not loaded via the main html - must be used with Serve CSS via CDN``

**External URLs** ``Allows external urls such as s3, offloaded images and more to be served via the CDN``

**Defer JavaScript** ``Adds DEFER tags to your javascript via the CDN, be careful as some assets may not be able to be deferred and can break functionality.``

**Disable WP Emoji** ``If you're not using Emoji on your website, we'll stop loading the wp-emoji-release.min.js for you``

**Optimize on Upload** ``We'll automatically locally optimize newly uploaded images based on your settings (works in both live and local mode)``

**Replace All Links** ``Searches through additional areas such as javascript, non-standard media folders and more to grab all images``

**URL Exclude List** ``Simply paste any urls that you'd like to exclude from the CDN (typically for avoiding conflicts)``

| More Information about setting up custom CDN Domains [can be found here](/en-us/article/setting-up-a-custom-cdn-domain-p9adq8/)