The following guide will show you how to test an app on android device.
Step 1. Create your app
After building your app, you will see the following interface.
Step 2. Transfer app to your device
Connect your Android device by USB cable to your computer. Please click "Open Output Folder" button and select "Android" folder, you will see the .apk file. Just copy the .apk file into the your android device.
Step 3. Install app
Now turn to your Andriod device. Using a File Manager to open the .apk file, then follow the instruction to finish the installation.
Step 4. Test your app
After the installation finished, please tap the app icon to run the app and test it.