Install Android SDK: Katalon Studio will detect and ask you to install Android SDK automatically if your current machine doesn't have it.Just confirm if prompted to accept/trust the device. Connect your Android Phone to your computer via a USB cable.Turn on the phone's developer mode (go to Settings > Developer options).If you want to test an Android application on your local device, you need to install Appium. The basic steps are: Thus, if you want to run an application on an emulator, check your emulators' settings before proceeding with the Appium installation. Some emulators have already supported Appium through their installations. Mobile on macOS Supported Environments on macOS