Redirection and 301 Via Plugin: Stop Leaking SEO and Visitors
Over time, your blog evolves (hopefully). This means category names change, posts are updated, files move or subdirectories are deleted. What happens when someone clicks a link to a post or file that is no longer there?
They get a 404 Error.
Even with a Custom 404 Error Page, you didn’t deliver the content they thought they were getting. So they might leave.
Read The Rest