1.connect device连接设备：

adb devices
#return:
List of devices attached
0123456789ABCDEF        device

2.连接终端

adb shell

4. 从设备拷贝文件到本地

adb pull <remote> [local]
如: adb pull /sdcard/demo.txt e:\

5. 从到本地拷贝文件到设备

adb push <local> <remote>
如:adb push d:\test.txt /sdcard

6. 打印日志

adb logcat [option] [filter-specs]

7. 打印系统信息，如 adb shell dumpsys

adb shell dumpsys [options]

8. 以root身份重新进入adb

adb root