By default, the view placed at the top of the view list on the Views tab of the app settings screen is displayed on the "View" screen.
To change the default view, click and hold the Drag to reorder icon to the left of the view you want to set as the default, then drag it to the top of the list.
When you click the Update App button and then click Update App on the confirmation dialog, the changes are applied to the app.
You cannot move the (All records) view in the view list.

To change the fields displayed in the default view or their ordering, click Edit for the view. For details on the steps to configure a view, refer to Configuring Views.