Follow these steps to edit the access level/role for a user.
Infrastructure Admin – Has full access to the infrastructure and all virtual datacenters (VDCs).
Infrastructure Viewer – Has read-only access to the infrastructure and all VDCs, as well as the ability to create API tokens.
VDC Manager – Has full access to selected VDCs. Under User Access, you can select the VDCs to which you want to give this user access.
VDC Viewer – Has read-only access to selected virtual datacenters. Under User Access, you can select the VDCs to which you want to give this user read-only access.