Follow the next steps in order to install and configure Captcha plugin for your WordPress website.
- Purchase and activate the Captcha plugin.
- Navigate to Captcha -> Settings page.
- Set necessary parameters on the plugin settings page and save changes.
If you have some problems with captcha in your custom form, then have a look at the following article:
If you activated captcha, but it is not displayed in the form and doesn't allow you to leave comments/register either ("empty captcha" error) it means that this functionality is not supported by your theme (plugin).