How to run an Android project on an emulator phone
From the Android Studio Toolbar:
Step 1: Select the device for us to run the software on (in this case, the emulator phone we are working on)
Step 2: Click the Start icon to run the software
After clicking Start, we wait for Android Studio to execute (quite a long time if the device is weak), the results when running successfully:
The process of running the software onto the device can be summarized into 6 steps:
Step 1: Edit the source code
Step 2: Compile to .dex
Step 3: Pack it into .apk (which is an Android software file)
Step 4: Upload .apk to the device
Step 5: Install .apk on device
Step 6: Enable Predefined Activity to run in AndroidManifest
How to run an Android project on an real phone
Step 1: Go to settings
Step 2: Go to About device
Step 3: Go to Software info
Step 4: Press 5 times continuously on Build Number
After tapping on Build Number 5 times continuously, the real phone will say “You are now a developer”. Then we go back to the Setting screen and see Developer options as shown below:
Step 5: Configure USB Debugging
When our real phone has Developer options, we need to configure USB debugging because the phone usually connects to the computer via a USB cable, in addition, we can also connect wirelessly. The course only focuses on the USB cab part.
Do you see the USB debugging? Remember to choose it.
Now you plug the phone's USB cable into your computer, you can run the software up:
Step 6: Run the software from Android Studio on a real phone:
Plug in the USB, Watch me take a picture of my cell phone connected to your Laptop:
Now on Android Studio software, you will see your real phone:
Specifically, the SAM SUNG, you select SAM SUNG-> Press START to run–> The software “HelloWorld” will be installed on the real phone.