adb shell

Android Debug Bridge Shell: Run remote shell commands on an Android emulator instance or connected Android devices. More information: https://developer.android.com/studio/command-line/adb.

• Start a remote interactive shell on the emulator or device:
  adb shell
• Get all the properties from emulator or device:
  adb shell getprop
• Revert all runtime permissions to their default:
  adb shell pm reset-permissions
• Revoke a dangerous permission for an application:
  adb shell pm revoke {{package}} {{permission}}
• Trigger a key event:
  adb shell input keyevent {{keycode}}
• Clear the data of an application on an emulator or device:
  adb shell pm clear {{package}}
• Start an activity on emulator or device:
  adb shell am start -n {{package}}/{{activity}}
• Start the home activity on an emulator or device:
  adb shell am start -W -c android.intent.category.HOME -a android.intent.action.MAIN