Troubleshoot and Repair Your WordPress Website

Learn how to prevent, address, and resolve problems with your WordPress website.

Introduction

• The pros and cons of running a WordPress site
• What you should know
• How the course works

1. Getting Ahead of Problems

• Preparing your WordPress site for problems
• Find the right hosting
• Backing up your site
• Securing your site
• Automatic updates
• Testing your site with a staging server

2. Common Troubleshooting Steps

• Disabling plugins to find the problem
• Moving to a default theme
• How to use recovery mode
• Down for everyone, or just me?
• Reverting updates with WP Rollback
• Testing with a different WordPress install or server

3. Common Problems and Solutions

• The dreaded white screen of death
• Stuck in maintenance mode
• Issues with file uploads
• Pretty URLs not working properly and other random 404 errors
• Using a redirect plugin for actually broken links
• Recovering lost changes with Revision History
• Why do blocks keep needing to be recovered?

4. Problems That Require Working with Your Server

• General web server errors: the 400s
• General web server errors: the 500s
• How to fix the "site insecure" error with an SSL certificate
• How to fix mixed content errors
• Error establishing a database connection
• Unable to write to a directory, or update themes/plugins

5. Advanced Problems

• Unable to deliver emails/emails going to spam
• General caching issues (types of cache)
• Cannot modify header error
• Site running out of memory
• Execution limit exceeded
• Using WP-CLI to solve your WordPress problems

Conclusion

• Next steps