To create a new dashboard, follow these easy steps:
Step 1: Select 'New Dashboard'

On ribbon, click the "Dashboard" tab.
Under Dashboards group, select "New Dashboard".
Note:
To edit any existing dashboard, double-click that dashboard from grid under "All Dashboard" or command and then move to Step-2
Step 2: Type Name

Here you can enter name and description for this new dashboard.
Note:
The fields marked with red star (*) at right end, indicate that these are required-fields while any other field can be left blank.
Step 3: Click 'Save & Close'
When you have finished to enter all the desired info under appropriate tabs, to save this data, choose any one option on ribbon:
Save and Close: saves everything you have entered so far and closes the form
Save and New: saves everything you have entered so far and reopens a blank form for another entry.