See the definitions of No CAPTCHA reCAPTCHA and CAPTCHA.
- Go to your Dashboard
- See Dashboard for more information
- Click on Settings
Additional sidebar items will unfold
- Click on WP-reCAPTCHA
The page will refresh and show reCAPTCHA settings
- Look at the "Authentication" section
- If the "Public Key" and "Private Key" fields are blank, go to: https://www.google.com/recaptcha/intro/index.html to get keys
- Copy and paste the respective keys in the fields on your "reCAPTCHA Options" page in your WordPress site
- Be sure not to mix up Public and Private keys
- Click Save reCAPTCHA Changes
The page will reload and a message will appear confirming these changes
A "I'm not a robot" reCAPTCHA box will then appear wherever comments are allowed in a WordPress site.