How does MAC directly manage Android phone files

Android File Transfer
-Official Website: http://www.android.com/filetransfer/
Download: https://dl.google.com/dl/android ... oidfiletransfer.dmg

Requirements:
1. OS X 10.5 +
2, Android 3.0+

use:
1. Use USB to connect the mobile phone to the MAC,
2. Open Android File Transfer-
3. No need to open it manually in the future, the software will automatically open when connecting to the mobile phone