Oracle Analytics Cloud Synopsis for Android Quick Help How do I change the initial visualization provided by the app? 19 How do I change the initial visualization provided by the app? Android Quick Help Tap a number card. You see the charts for the selected number and its available text values. For example, in a chart, you might see product names as text values that each have a corresponding manufacturing price in the form of a number. Tap the chart whose type you want to change. Tap . Tap Charts and select a chart type. You see the chart in the selected type.