“Warning: react-modal: App element is not defined. Please use `Modal.setAppElement(el)` or set `appElement={el}`”

Question

How to fix this warning in console of a React app using the react-modal package:

Warning: react-modal: App element is not defined. Please use Moda

Answer 1

just put this Modal.setAppElement('#root'). this will solve the warning. the root element coming from inside public folder index.html.