Click the Users button Image Modified on the left-side menu of the Visualization Management app to open the Users page. 

Content

The page consists of several areas:

• Left: The list of users as defined in the User Management.
• Right: The list of devices as defined on the Devices page.

To authorize a user to access a device, select the user and tick the respective checkbox(es) in the list of devices and save the modifications.

...