When your WordPress There can be a variety of reasons when a website loads slowly. Aside from inadequate server configuration, here are some of the common reasons that may cause your website to load slower and how to fix them:

1. Too many plugins: Installing too many plugins may cause the site to load slower. Therefore, it is recommended to install only essential plugins and remove plugins that are no longer in use. If plugins have a significant impact on the speed of your website, you may consider using alternative plugins or manually adding functionality in place of the plugins.
2. Themes that are too heavy: Choosing a lighter weight theme can speed up the loading of your website. It is recommended to use a theme that is optimized for speed or use a theme that is specifically designed for fast loading.
3. Oversized images: oversized images may cause your website to load slower. Optimizing the image size can reduce the loading time of the image, for example by using an image compression tool to compress the image.
4. Improper pseudo-static settings: Pseudo-static can increase the loading speed of your website, but improper settings may affect the speed of your website. You can use a plugin or follow a tutorial to configure pseudo-static manually.
5. Unoptimized database: An unoptimized database may cause the site to load slower. Using a plugin or manually optimizing the database can solve this problem.
6. Not using a CDN: A CDN (Content Delivery Network) speeds up website loading because it caches your website content on multiple servers, allowing users to load content from servers closer to them.
7. CSS Unoptimized CSS and JavaScript files: Unoptimized CSS and JavaScript files may cause your website to load more slowly. You can use plugins or manually compress and merge files to speed up the loading of your website.

In order to address these issues, you can take the following steps:

1. Test the speed of your website: Test the speed of your website using a free website speed test tool such as GTmetrix or PageSpeed Insights.
2. Managing Plugins: Check your plugins and remove those that are no longer in use. If necessary, replace certain plugins or manually add the appropriate functionality.
3. Optimize the theme: choose a speed-optimized theme or reduce the theme's load time by, for example, manually optimizing CSS and JavaScript files.
4. Compress images and set up pseudo-static: Use an image compression tool to compress oversized images and configure pseudo-static correctly to improve the loading speed of your website.
5. Database Optimization: Optimize your database using plugins or manually to speed up the loading of your website.
6. Use a CDN: Use a CDN to cache your website content on multiple servers.

7. Compress and Merge CSS and JavaScript Files: Use a plugin or manually compress and merge CSS and JavaScript files to speed up the loading of your website. This will reduce the number of HTTP requests and shrink the file size.
8. Caching: Use a caching plugin to cache your site's pages and resources to reduce the server resources required for each visitor, thus increasing your site's loading speed.
9. Use the latest version of WordPress: Upgrading to the latest version of WordPress improves security and performance while resolving some known issues.
10. Choosing a better hosting provider: If your hosting provider cannot meet your needs, you may consider upgrading to a higher configuration host or choosing a better hosting provider.

In conclusion, when your WordPress website loads slowly, there are several steps you can take to fix the problem. First, you should find out what the problem is and then take the appropriate steps to fix it. If you are not sure how to fix the problem, you can consult the WordPress community or hire a professional to assist in resolving the issue.