The same thing happens on the web let's say your website has page with the permalink xyz com wordpress-black-friday-deals-2022, and you updated the permalink of the existing page to xyz com wordpress-black-friday-deals-2023. . Now, message because the webpage the user is trying to open is moved to location on the website.. Broken links can happen changed URL of page or post, or linked to external site that no longer exists.. Missing Pages or Posts If you have deleted page or post that has inbound links pointing to it, the links will no longer work, and visitors will see 404 error.. that means something is wrong with the core of your site, and you need to take action immediately.. FTP might seem science to you check out our detailed guide on WordPress FTP Access to learn how to set up WordPress FTP access and connect to your server.. So you need to find the culprit and delete or update the theme to prevent 404 errors on WordPress.. To scan and fix 404 errors WordPress, you can use one of the popular plugins, Broken Link Checker.. you can update the link to URL. And various reasons cause 404 errors WordPress, so it's essential to check your website for broken links and ensure you're redirecting any deleted pages or posts to prevent these errors from happening..
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