Step 2.
Open config/packages folder of your project.
You will see two files here twig.yaml and uvdesk.yaml
Update below 3 keys in twig.yaml
is_google_captcha_enabled: '%is_google_captcha_enabled%'
recaptcha_site_key: '%recaptcha_site_key%'
recaptcha_secret_key: '%recaptcha_secret_key%'
In uvdesk.yaml update below lines:
is_google_captcha_enabled: true
recaptcha_site_key: 'site_key'
recaptcha_secret_key: 'secret_key'
Finally clear your cache using below command:
php bin/console c:c