Remove broken links from your website
It is very important to remove all broken and dead links from your site. When broken/dead links appear on your website it creates a bad experience for your users, it also looks bad to search engine robots.
SEO specialists use various techniques and tools to find bad links that you might have missed if you were just looking through your website. The better the quality of the links coming to and going from your site, the more credibility your site will have with both your human users and the search engines.