This documentation page is for Quform version 1 and may not be applicable for Quform 2 click here to visit the documentation for Quform 2.
The CAPTCHA element is always required, meaning it must be filled out by the user before the form can be submitted
Required error message
CAPTCHA → Settings → Optional
Change the required error message by entering text into the Error message if required field.
Required indicator text
Settings → Style → Labels
Change the text indicating the element is required. By default this is (required), but you may want to make it an asterisk * for example.