How to Fix "Error Establishing a Database Connection" in WordPress (2026 Updated Guide)
WordPress error screenshot (database connection error) Is your WordPress site showing " Error Establishing a Database Connection "? Don't panic! This is one of the most common WordPress errors, and the good news is ** it's fixable ** In this guide, I'll walk you through 7 proven methods to fix this error step by step, even if you're a beginner. What Does "Error Establishing a Database Connection" Mean? This error means your WordPress site cannot connect to its database . Without database access, WordPress can't load your content, posts, or pages. Common Causes: Incorrect database credentials (username, password, database name) Corrupted database Database server down Corrupted WordPress core files Hacked or infected website Method 1: Check Your wp-config.php File The most common cause is wrong database credentials in your `wp-config.php` file. Steps: 1. Log in to your hosting cPanel or use FTP (FileZilla) 2. Navigate to ` public_html ` (o...