What should I do if my WordPress website encounters a 404 error? Quick troubleshooting and repair method sharing

What should I do if my WordPress website encounters a 404 error? Quick troubleshooting and repair method sharing

As users who use WordPress to build websites, we often encounter 404 errors on the website. This kind of error affects the user experience and reduces the website's accessibility and SEO ranking. However, we need not despair when faced with this situation. This article will share some methods to quickly troubleshoot and fix 404 errors, and provide specific code examples to help you solve this problem.

1. Clear browser cache

Sometimes, 404 errors may be caused by browser cache issues. To resolve this issue, you can try clearing your browser cache and then refreshing the page to see if the 404 error goes away. If it doesn't go away, it's probably caused by something else.

2. Check Permalink settings

WordPress’ Permalink settings have an important impact on the generation of 404 errors. If you have recently changed your Permalink settings, this may cause some links to receive 404 errors. Please go to Settings -> Permalinks in WordPress backend and make sure you select a correct Permalink structure. It is usually recommended to select "Post Name" or "Custom Structure", then save the changes and then check if the link is available on the website.

3. Check the .htaccess file

The .htaccess file is a configuration file that controls URL redirection and links on the WordPress website. If there is a problem with this file, it may cause a 404 error. . You can access the .htaccess file in the root directory of the website through FTP or a file manager to check whether there are syntax errors or improper configurations. The following is a simple .htaccess file example:

# BEGIN WordPress
RewriteEngine On
RewriteBase /
RewriteRule ^index.php$ - [L]
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule . /index.php [L]
# END WordPress

Please make sure your .htaccess file is consistent with the above example, save the changes and refresh the page to see if the 404 error is fixed.

4. Check theme files and plugins

Sometimes, 404 errors may be caused by theme files or plugins. If you have recently installed or updated a theme or plugin, this may cause a 404 error. Please try disabling recently installed or updated themes or plugins and see if the 404 error is resolved. If it solves the problem, it means that the problem lies with these themes or plug-ins. You can try to contact the developer for help or find other solutions.

By trying the above methods, I hope you can solve the 404 error encountered by your WordPress website. If the problem persists, it is recommended that you contact your hosting provider or the WordPress community for further assistance. I hope this article is helpful to you. In addition, you are welcome to leave a message to share the 404 error situation you encountered, and we can discuss it together.

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