adb - Android debug tool

Enable Device Debug

• Enable developer mode on your Android device

1. Settings ⇒ System ⇒ About Phone ⇒ Tap "Build number" over 7 times and quickly
2. Then you will see "You are already developer"

• Enable debugging

1. Go to "Developer Options" ⇒ Enable "ADB debugging"
2. Connect Android phone to your Windows PC, then you will see a pop-up ( some phone will not show pop-up, please check notification center)
3. Choose "Transfer files"

adb Setup

Windows

• Download adb package for windows. https://developer.android.com/studio/releases/platform-tools.html
• Unzip the package, then put it to any path

    cd C:\{adb folder path}

Mac

• Download adb package for mac. https://developer.android.com/studio/releases/platform-tools.html
• Install adb
• Open terminal

Check installation success

• Type

    adb

• If you can see below message, means adb is able to use

    Android Debug Bridge version 1.0.40
    Version 4986621
    Installed as C:\{adb folder path}\adb\adb.exe

    global options:
     -a         listen on all network interfaces, not just localhost
     -d         use USB device (error if multiple devices connected)
     -e         use TCP/IP device (error if multiple TCP/IP devices available)
     -s SERIAL  use device with given serial (overrides $ANDROID_SERIAL)
     -t ID      use device with given transport id
     -H         name of adb server host [default=localhost]
     -P         port of adb server [default=5037]
     -L SOCKET  listen on given socket for adb server [default=tcp:localhost:5037]

adb command

• Connect your Android phone to PC/MAC, then type

    adb devices

If you see below message, means your Android phone already connected to PC, and able to use adb command

    List of devices attached
    35PDU18712000000        device

• Send text to device

    adb shell input text "textttt"

• Send key to device.
  You can use key name or key code. eg: TAB(61), HOME(3), ENTER(66)
  https://developer.android.com/reference/android/view/KeyEvent

    adb shell input keyevent TAB
    adb shell input keyevent 61

• Log ( logcat) https://developer.android.com/studio/command-line/logcat