There are several potential causes for slow site load time. The most common include:
Too much code: A website bogged down with too much HTML, CSS, and JavaScript can take longer to load. This is often the case with sites built with multiple layers of complex codings, such as those that use a lot of visual effects or animations.
Heavy images: Images can make a website look great, but they can also slow down if they need to be properly optimized. Large image files can take longer to load, so it's important to ensure that your images are in the right size and format.
Bad hosting: If your website is hosted on a shared server, it may be loading slowly because the server is overloaded. Upgrade to a dedicated server or a VPS to improve site speed.
Too many plugins: If you're using WordPress or another content management system, too many plugins can cause your site to load slowly. Try deactivating and deleting any unnecessary plugins.