Once the required visualizations are added to the dashboard, make sure to save the dashboard by clicking the Save button available on the toolbar and provide a title. When a dashboard is saved, all the query criteria and filters get saved, too. If you want to save the time filters, then, while saving the dashboard, select the Store time with dashboard toggle button. Saving the time along with the dashboard might be useful when you want to share/reopen the dashboard in its current state, as follows: