The cert-manager Operator for Red Hat OpenShift is not installed in OpenShift Container Platform by default. You can install the cert-manager Operator for Red Hat OpenShift by using the web console.
You can use the web console to install the cert-manager Operator for Red Hat OpenShift.
You have access to the cluster with cluster-admin privileges.
You have access to the OpenShift Container Platform web console.
Log in to the OpenShift Container Platform web console.
Navigate to Operators → OperatorHub.
Enter cert-manager Operator for Red Hat OpenShift into the filter box.
Select the cert-manager Operator for Red Hat OpenShift and click Install.
On the Install Operator page:
Update the Update channel, if necessary. The channel defaults to stable-v1, which installs the latest stable release of the cert-manager Operator for Red Hat OpenShift.
Choose the Installed Namespace for the Operator. The default Operator namespace is cert-manager-operator.
If the cert-manager-operator namespace does not exist, it is created for you.
Select an Update approval strategy.
The Automatic strategy allows Operator Lifecycle Manager (OLM) to automatically update the Operator when a new version is available.
The Manual strategy requires a user with appropriate credentials to approve the Operator update.
Click Install.
Navigate to Operators → Installed Operators.
Verify that cert-manager Operator for Red Hat OpenShift is listed with a Status of Succeeded in the cert-manager-operator namespace.