Internal links connect different pages on your website, enhancing user experience by helping readers find related content, thus reducing bounce rates and increasing time spent on the site. They improve navigation, act as signposts for content exploration, and distribute link equity to boost visibility of less established pages in search results. Effective internal linking provides context for search engines, aiding in understanding the site's structure. Conversely, poor internal linking can lead to lost engagement opportunities, disjointed website structure, and underutilization of link equity, which may hinder SEO performance and conversion rates. Proper use of internal links is crucial for website success.