500 internal server error

 Reason of 500 Internal Server Error on Your WordPress Site

• The two most normal reasons for 5oo Internal server error are corrupted .htaccess record and surpassing your server's PHP memory limit.
• .htaccess record in your WordPress catalog can become undermined after you introduce a module or roll out one more improvement to your WordPress site.

How to Fix a 500 Internal Server Error on Your WordPress Site

• Back up your site
• Clear your browser cache
• Access your error logs
• Try reloading the site
• Look for permission errors.
• Increase your PHP memory limit.
• Creating a New .htaccess File
• Re-uploading Core Files
• Debugging Your WordPress Website
• Check for the “Error Establishing a Database Connection.”