You can configure the appearance of your dashboards and how often they refresh. To customize the display of your dashboards, go to Main Menu > User Settings > Configure Dashboard.
The Configure Dashboard window opens. All dashboards display. Use the Search by name field to quickly locate a dashboard. The below sections discuss your configuration options.
Rename dashboards
Click the pencil icon 
of the dashboard, enter a new name and click the check mark 
. Click Save.
Change dashboard layouts
Dashboard layouts can either be one, two or three columns. The Layout field of each dashboard will have a blue box around the layout being used. To change the layout, simply select the new layout and click Save.
Delete dashboards
Click a dashboard's trash button 
to delete it. An Undo button will appear, click this button if you would like to cancel the delete action. To continue deleting, click the Save button. A dialog box will appear confirming the delete action.
Delete / enable the Summary panel
Automatically display or hide the Summary Console every time you log in. For the Summary Console setting, select either On or Off.
Disable / enable the displaying of the Landing Page
The Landing Page displayed when logging into Nastel XRay can be disabled allowing the user to immediately view their dashboard upon logging in. For the Landing Page setting select either On or Off.
Specify the refresh interval
The Refresh interval option specifies how often viewlets will be refreshed in all dashboards. It is especially useful for viewlets which display real-time data. Select the desired refresh time for the Refresh interval setting.