In the Clusters section, under the cluster name, click Roles to display the current user and group role assignments for that cluster.

Using the block view ( ), edit the user and group assignment to each role for the cluster by clicking in the space, typing the first character in an existing user or group name, and selecting the name.

Using the list view ( ), edit user and group assignments by finding the user or group and adjusting the role by using the drop-down menu.

Click the check mark () to save your changes.