How to Resolve Incorrect Captcha settings in store front?

Steps to Configure a Storefront CAPTCHA in Magento 2

Please follow these steps to complete enabling a CAPTCHA at the storefront:

• On the Admin panel, click Stores. In the Settings section, select Configuration.
• Select Customer Configuration under Customers in the panel on the left
• Open the CAPTCHA section, and continue with following:

• In the Enable CAPTCHA on Frontend field, select “Yes” to enable CAPTCHA on Frontend