diff --git a/charts/cert-manager-1.20.3/templates/NOTES.txt b/charts/cert-manager-1.20.3/templates/NOTES.txt
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+{{- if .Values.installCRDs }}
+⚠️  WARNING: `installCRDs` is deprecated, use `crds.enabled` instead.
+
+{{- end }}
+{{- if or .Values.image.registry .Values.webhook.image.registry .Values.cainjector.image.registry .Values.startupapicheck.image.registry .Values.acmesolver.image.registry }}
+⚠️  WARNING: `*.image.registry` is deprecated. Prefer using the global `imageRegistry` value.
+
+{{- end }}
+cert-manager {{ .Chart.AppVersion }} has been deployed successfully!
+
+In order to begin issuing certificates, you will need to set up a ClusterIssuer
+or Issuer resource (for example, by creating a 'letsencrypt-staging' issuer).
+
+More information on the different types of issuers and how to configure them
+can be found in our documentation:
+
+https://cert-manager.io/docs/configuration/
+
+For information on how to configure cert-manager to automatically provision
+Certificates for Ingress resources, take a look at the `ingress-shim`
+documentation:
+
+https://cert-manager.io/docs/usage/ingress/
+
+For information on how to configure cert-manager to automatically provision
+Certificates for Gateway API resources, take a look at the `gateway resource`
+documentation:
+
+https://cert-manager.io/docs/usage/gateway/