Are you experiencing 404 errors when accessing your WordPress admin area and blog? This is the error that occurs when you try to open a post and see a "404 not found" message. Why is my WordPress post returning a 404 error? There are various reasons why a WordPress post shows a 404 "Page not found" error. Some of the common ones are: Let's see how to fix a WordPress post that returns a 404 error. Method 1: Check...