How to troubleshoot and fix errors that appear on the WordPress admin page?

Solution: 1 – Recovering a Compromised WordPress Site

1. Backup Everything

• Make full backups of your website files and database.
• Store them in a safe location before making changes.

2. Download Your Site Locally

• Copy all website files to your local computer for inspection.

3. Scan and Clean

• Run a reputable antivirus/malware scanner on your local copy.
• Remove or repair any infected files.

4. Replace Core WordPress Files

• Download the correct WordPress version from wordpress.org.
• Replace damaged or corrupted files with original files from the distribution.

5. Upload Clean Files to Server

• Once verified locally, upload the cleaned site back to the remote server.

Solution: 2 – Fixing WordPress Issues by Restoring Core Files

1. Backup Everything

• Make full backups of your website files and database.

2. Undo Recent Changes

• Revert any modifications made before the error occurred.

3. Replace WordPress Core Files

• Download the current version of WordPress from wordpress.org.
• Log in to your hosting account.
• Upload all files except the wp-content folder to preserve themes, plugins, and uploads.
• Tip: Use an FTP client like FileZilla for reliable file transfers.

4. Reinstall WordPress if Needed

• If the issue persists, consider performing a full WordPress reinstall after backing up again.

Reminder: Always backup before making any changes.