project-android-app-team 1 Set Up Database Install and run MySQL on the server device. (Or you can change the jdbc url in application.yaml). For convenience, install navicat first. Then open navicat and create a new MySQL Connection to your MySQL. Use navicat to create a database called team_app in MySQL. Use navicat to run the team_app.sql in this database. 2 Run Backend Open spring-boot-chat-app-backend in IDEA. Modify the JDBC configurations in src/main/resources/application.yaml first, including url, username and password. Run ChatAppBackendApplication.main. Check your server's IP and remember that. 3 Run Android Open ChatApplication directory in Android Studio. Open the com.ph.chatapplication.utils.net.Requests class and modify the SERVER_IP according to your server device. Run the application and use it.