---
title: Uninstalling the cert-manager Operator for Red Hat OpenShift
---

# Uninstalling the cert-manager Operator for Red Hat OpenShift {#cert-manager-operator-uninstall}

You can remove the cert-manager Operator for Red Hat OpenShift from OpenShift Container Platform by uninstalling the Operator and removing its related resources.

## Uninstalling the cert-manager Operator for Red Hat OpenShift {#cert-manager-uninstall-console_cert-manager-operator-uninstall}

You can uninstall the cert-manager Operator for Red Hat OpenShift by using the web console.

**Prerequisites**

- You have access to the cluster with `cluster-admin` privileges.
- You have access to the OpenShift Container Platform web console.
- The cert-manager Operator for Red Hat OpenShift is installed.

**Procedure**

1. Log in to the OpenShift Container Platform web console.
2. Uninstall the cert-manager Operator for Red Hat OpenShift Operator.

   1. Navigate to **Ecosystem** → **Installed Operators**.
   2. Click the Options menu ![](/openshift-docs-markdown/images/kebab.png "Options menu") next to the **cert-manager Operator for Red Hat OpenShift** entry and click **Uninstall Operator**.
   3. In the confirmation dialog, click **Uninstall**.

## Removing cert-manager Operator for Red Hat OpenShift resources {#cert-manager-remove-resources-console_cert-manager-operator-uninstall}

After you uninstall the cert-manager Operator for Red Hat OpenShift, you can delete its associated resources from your cluster.

**Prerequisites**

- You have access to the cluster with `cluster-admin` privileges.
- You have access to the OpenShift Container Platform web console.

**Procedure**

1. Log in to the OpenShift Container Platform web console.
2. Remove the deployments of the cert-manager components, such as `cert-manager`, `cainjector`, and `webhook`, present in the `cert-manager` namespace.

   1. Click the **Project** drop-down menu to see a list of all available projects, and select the **cert-manager** project.
   2. Navigate to **Workloads** → **Deployments**.
   3. Select the deployment that you want to delete.
   4. Click the **Actions** drop-down menu, and select **Delete Deployment** to see a confirmation dialog box.
   5. Click **Delete** to delete the deployment.
   6. Alternatively, delete deployments of the cert-manager components such as `cert-manager`, `cainjector` and `webhook` present in the `cert-manager` namespace by using the command-line interface (CLI).

      ```terminal
      $ oc delete deployment -n cert-manager -l app.kubernetes.io/instance=cert-manager
      ```
3. Optional: Remove the custom resource definitions (CRDs) that were installed by the cert-manager Operator for Red Hat OpenShift:

   1. Remove the finalizers from the `CertManager` custom resource (CR) by running the following command:

      ```terminal
      $ oc patch certmanagers.operator cluster --type=merge -p='{"metadata":{"finalizers":null}}'
      ```
   2. Navigate to **Administration** → **CustomResourceDefinitions**.
   3. Enter `certmanager` in the **Name** field to filter the CRDs.
   4. Click the Options menu ![](/openshift-docs-markdown/images/kebab.png "Options menu") next to each of the following CRDs, and select **Delete Custom Resource Definition**:

      - `Certificate`
      - `CertificateRequest`
      - `CertManager` (`operator.openshift.io`)
      - `Challenge`
      - `ClusterIssuer`
      - `Issuer`
      - `Order`
4. Optional: Remove the `cert-manager-operator` namespace.

   1. Navigate to **Administration** → **Namespaces**.
   2. Click the Options menu ![](/openshift-docs-markdown/images/kebab.png "Options menu") next to the **cert-manager-operator** and select **Delete Namespace**.
   3. In the confirmation dialog, enter `cert-manager-operator` in the field and click **Delete**.