Common commands and explanations of ADB

1. Display all devices in the system:
   ADB devices
   This command is to view the currently connected device, the Android device connected to the computer, or the emulator will list the display
   

   2. Open the ADB service:
   ADB start-server
   

   3. Close the ADB service:
   ADB kill-server
   Stop ADB Service

   4. Connect the device:
   ADB Connect 192.168.1.61
   If the USB connection is connected directly to ADB, if you want to connect over the network (wired or wireless), you need to connect via IP on the same LAN. Above 192.168.1.61 replace Chengxiang to connect the IP of the device.
   

   5. Disconnect the device:
   ADB disconnect 192.168.1.61

   6. Install an APK
   ADB install-r (apk path)
   -R means if the APK is installed, reinstall the APK and keep the data and cache files. APK path can directly drag the apk file into the cmd window, remember to add a space.
   

   7. Direct Uninstall:
   ADB Uninstall (APK package name)
   Uninstall the app but keep the data and cache files:
   ADB uninstall-k (APK package name)
   

   8. List the package names of all apps installed on your phone:
   ADB shell PM List Packages

   List all package names for the system app:
   ADB shell PM List packages-s

   List third-party app package names in addition to system apps:
   ADB shell PM List packages-3
   

   9. Clear the app data and cache:
   ADB shell pm Clear (apk package name)

   10. Launch the App
   ADB shell am start-n com.helloshan.demo/. Mianactivity
   There is no diagram here, you need to know the specific software package name and access to open.

   11. Force Stop Application
   To force stop the app, execute the following command:
   ADB shell am force-stop (APK package name)
   

   12. Remove the System application:
   ADB remount (re-mount the system partition so that the system partition is re-writable).
   ADB shell
   CD system/app/
   Ls
   RM *.apk
   The LS command can view all files under a folder
   

   
   12. Kill a Process: (three steps)
   ADB shell
   Ps
   Kill PID
   PS is the view process command, kill PID you want to end the process
   
   

   13.pull and push files
   ADB push (file path) (the path you want to push)
   
   ADB pull (file path) (Path to pull)
   

   Before ADB push/pull some devices to get permission first, 14 article explained.

   14. Get read and write access to the file:
   ADB remount
   Some devices do not direct ADB remount, must first enter as root, first execute ADB root, in the execution of ADB remount
   

   15. View the log:
   ADB logcat

   16. View screen resolution
   ADB shell WM Size
   

   17. Common Operations Folder commands
   Operating files and folders sometimes appear with insufficient permissions, read-only the file system. You need the ADB remount operation to get permissions.
   CD System/sd/data//Enter the specified folder within the system
   LS//list displays the current folder contents
   mkdir XXX//create folder for XXX
   Rm-r XXX//Delete the folder with the name xxx and all the files inside it
   RM XXX//delete file xxx
   rmdir xxx//delete xxx folder

Common commands and explanations of ADB