You must be a cluster administrator to modify a user account.
Click Cluster > Configure User Accounts.
Click the user account name you want to modify.
The User Account Properties page opens.
Make any changes.
You cannot change the user name.
Click Apply.
Your modified user account displays in the list.
To change the roles that this user account has been assigned, you need to modify the consumer properties for each consumer where this user account has been assigned a role.