.. _Replacing Node Disks: Replacing Node Disks -------------------- If a disk installed in a storage cluster node fails, replace it as follows: #. Open **INFRASTRUCTURE** > **Nodes** > > **Disks**. #. Select the failed disk, click **Release**. .. only:: ac .. image:: /images/stor_image98_ac.png :align: center :class: align-center .. only:: vz .. image:: /images/stor_image98_vz.png :align: center :class: align-center #. In the **Release disk** window, click **YES**. .. only:: ac .. image:: /images/stor_image99_ac.png :align: center :class: align-center .. only:: vz .. image:: /images/stor_image99_vz.png :align: center :class: align-center #. Replace the disk with a new one. #. Back on **INFRASTRUCTURE** > **Nodes** > > **Disks**, select the unassigned disk and click **Assign**. .. only:: ac .. image:: /images/stor_image100_ac.png :align: center :class: align-center .. only:: vz .. image:: /images/stor_image100_vz.png :align: center :class: align-center #. In the **Choose role** window, select the required disk role and click **DONE**. .. only:: ac .. image:: /images/stor_image24_2_ac.png :align: center :class: align-center .. only:: vz .. image:: /images/stor_image24_2_vz.png :align: center :class: align-center The disk will be assigned the chosen role and added to the cluster.