Libraries which containing the PHP class DefaultCaptcha
Solve: PHP Fatal error: Uncaught Error: Class "DefaultCaptcha" not found
Magento\Captcha\Block\Adminhtml\Captcha\DefaultCaptcha
Namespace:
This class belongs to the vendor Magenxcommerce and the package Module-captcha
Magento\Captcha\Block\Captcha\DefaultCaptcha
Namespace:
This class belongs to the vendor Nhutnguyenvu and the package Magento237