The app created by Web AppBuilder is saved as an item in the My Content tab of the content page. The item type is Web Mapping Application.
You can view the application by clicking the More Options button and selecting View Application or in the item details page.
If the app is shared to the public and references public items, it can be viewed through your organization URL or the public URL. The URL pattern to access the app by public is as follows:
www.arcgis.com/apps/webappviewer/index.html?id=<app item id>
If the App State check box on the Attributes tab is checked, when you close your browser, the app state, including map extent and layer visibility, is automatically saved. As a result, you will see the same app state the next time you open the app in the same browser.
The app state is not applied when one of the following URL parameters is used:
On the item details page, click Edit Application to edit the app in Web AppBuilder. Once you finish editing, save the app.
The administrator can directly edit and save the app created by other members of the organization. When an app is shared to a group with update capability, the group members can directly edit and save the app as well.