Validating with Formik can be done in several ways. Formik provides methods for both form level validation and field level validation when you use the Formik component. You can also access these methods using the useFormik hook.Formik also provides out-of-the-box support for Yup validation. You can pass a yupSchema field to the useFormik hook when you pass initial values. This schema will be used to validate the fields provided to the formik instance.