1. The current app name is Mobile Tech App. To change this app name, open AndroidManifest.xml file (located in app/manifests/ folder).
2. Change Mobile Tech App to Week 2 App as follows
3. Run the project. You will see the title has been changed as follows
4. You can change the title at runtime (when the app is running) as follows. Open MainActivity.java and add the line setTitle("Mobile Tech App"); as follows.
5. Run the project. The title is now Mobile Tech App. Note: the text (Week 2 App) defined in AndroidManifest.xml is the app name, and the text (Mobile Tech App) appeared on top of this main activity (main window) is the activity title. They are not always the same.