address comments

app/_src/kubernetes-ingress-controller/upgrade/kic.md

@@ -80,13 +80,20 @@ complete the following steps to upgrade to version v1.1 of the CRD:
 Starting from version 3.4, {{ site.kic_product_name }} supports Gateway API version 1.2.
 There is a breaking change in gateway API 1.2 to remove the `v1alpha2` version of `GRPCRoute` and `ReferenceGrant`.
 
-If you have been using gateway API v1.1 and {{ site.kic_product_name }} 3.2 and above, and there are no `GRPCRoute` and `ReferenceGrant` resources stored in `v1alpha2` version, you can directly upgrade gateway API from v1.1 to v1.2.
+If you have been using gateway API v1.1 and {{ site.kic_product_name }} 3.2 and above, and there are no `GRPCRoute` and `ReferenceGrant` resources stored in `v1alpha2` version, you can directly upgrade gateway API from v1.1 to v1.2. 
+You can use the following script to ensure your `GRPCRoute` and `ReferenceGrant` CRDs are not using `v1alpha2` storage version:
 
-If the conditions to directly update gateway API to v1.2 is not satisfied, you can upgrade gateway API and {{ site.kic_product_name }} by the following steps:
+```bash
+kubectl get grpcroutes -A -o jsonpath='{.items[*].apiVersion}' | tr ' ' '\n' | sort | uniq -c
+kubectl get referencegrants -A -o jsonpath='{.items[*].apiVersion}' | tr ' ' '\n' | sort | uniq -c
+```
+If any of the output contains `v1alpha2`, it means that there are `GRPCRoute` or `ReferenceGrant` (or both) using `v1alpha2` storage version and you need to update the manifests before upgrading.
+
+Otherwise, upgrade gateway API and {{ site.kic_product_name }} following these steps:
 
-1. If you have installed gateway API 1.0, upgrade it to 1.1 by the steps in the section above.
-2. Upgrade your {{ site.kic_product_name }} to 3.2 if the version is below 3.2.
-3. Update all your manifests to use `v1` instead of `v1alpha2` for `GRPCRoute` and `v1beta1` instead of `v1alpha2` for `ReferenceGrant`. You can follow the [upgrade guide][gateway-api-v12-upgrade-notes] to ensure the `GRPCRoute` and `ReferenceGrant` are all updated to the latest storage version.
+1. Ensure you are using Gateway API 1.1 (you can upgrade by following the steps in the section above).
+2. Ensure your are using {{ site.kic_product_name }} version 3.2 (or above).
+3. Update all your `GRPCRoute` manifests to use `v1` instead of `v1alpha2` and your `ReferenceGrant` manifests to use `v1beta1` instead of `v1alpha2`. This can be done by following the [upgrade guide from Gateway API][gateway-api-v12-upgrade-notes].
 4. Install the wanted channel of gateway API 1.2.
 
 [gateway-api-v12-upgrade-notes]: https://gateway-api.sigs.k8s.io/guides/?h=v1.2#v12-upgrade-notes