Guide to Updating WordPress and Key Fixes in Version 6.6.1

Preparing for the Update

1. Backup Your Site: Create a complete backup, including the database and files.
2. Check Plugin Compatibility: Ensure all plugins are compatible with the new WordPress version to avoid conflicts.

Manual Update Process

1. Download the Latest Version: Get it from the official WordPress site.
2. Deactivate Plugins: Temporarily deactivate all plugins to prevent issues.
3. Upload Files via FTP: Replace old WordPress files (except wp-content) using an FTP client.
4. Update the Database: Access the admin area and follow prompts to update the database.

Automatic Update Process

1. Enable Automatic Updates: In the dashboard, go to Updates and click “Update Now.”
2. Monitor the Update: Ensure it completes successfully and reactivate your plugins.

Post-Update Checks

1. Verify Functionality: Ensure the site and its features work correctly.
2. Update Plugins and Themes: Update all to their latest versions.

Handling Update Issues

1. Common Issues: Watch for site downtime, plugin conflicts, and theme incompatibilities.
2. Troubleshooting Tips: Consult support forums, restore backups, or seek professional help if needed.

Essential Points

• Regular updates are essential for security and performance.
• Always backup your site before updating.
• Check plugin compatibility to prevent conflicts.
• Follow a step-by-step process for manual or automatic updates.
• Perform thorough post-update checks.
• Troubleshoot any issues promptly to ensure site stability.

Key Fixes and Enhancements in WordPress 6.6.1

1. Fatal Errors: Resolved bugs causing crashes, including is_utf8_charset() and WP_Comment errors.
2. Underlined Links: Fixed a bug affecting link appearance in specific themes and page builders.

1. False Positive Security Warnings: Corrected issues with security plugins.
2. Admin Toolbar Display: Improved toolbar display consistency.
3. Invalid CSS: Eliminated unwanted horizontal scrolling.
4. Category Chooser Box: Enhanced the UI of the category chooser box in the post editor.