helm repo add nginx-stable https://helm.nginx.com/stable
helm repo update

helm install nginx-ingress nginx-stable/nginx-ingress \
  --namespace nginx-ingress \
  --create-namespace \
  --set controller.ingressClass.name=nginx \
  --set controller.ingressClass.controllerValue=nginx.org/ingress-controller \
  --set controller.watchIngressWithoutClass=false \
  --set controller.service.type=LoadBalancer