To enable user registration on your page, please first enable it in your WordPress: Settings → General → Membership – and check the “Anyone can register” option.
Once you enabled registration on your website create you can configure registration page in Listeo Core → Registration
You can enable there privacy policy checkbox, reCAPTCHA and configure other features.
To configure Google reCAPTCHA you have to create reCAPTCHA v2 API key (not v1 or v2 😉 ) there www.google.com/recaptcha/admin
Social Login
If you want to use Social Login we integrated Listeo with WordPress Social Login plugin