You can use this field to add a title to the reCAPTCHA section of the form. Label: Select this check box to Choose to display a label of the reCAPTCHA field.Size: Specify whether you want the reCAPTCHA size to be normal or compact.Audio play allows blind users and users with poor eye sight to navigate through your website easily. Type: Specify whether you want to enable image verification or audio play for the reCAPTCHA verification.Theme: Specify whether you want to choose the light or dark theme for the reCAPTCHA box.The option is not editable and selected, by default. Require Entry: Specify whether reCAPTCHA is mandatory.For information on generating keys reCAPTCHA, see Generate public and private keys. Once lost, the Private key cannot be recovered from Google. It is strongly recommended that you store the Private key securely, and do not disclose it. Private Key: Is used to communicate between your website’s server and the Google server.Public Key: Is used in the JavaScript code that is served to your users.Configure reCAPTCHA using the following options: