How does Sony Xperia Z2 connect to a computer? How to connect Xperia Z2 to a computer

1) We must enable the USB debugging mode of the mobile phone before connecting to the computer. For details, click "settings"> "about" on the mobile phone to go to the next page.
  

2) then we find "software information" in the information about us. We continuously click a few times, and the screen prompts "you are already in developer mode" to stop clicking.

  

3) now we can go back to "settings" on the mobile phone and see a "developer option, click "developer options" and select "USB debugging" in this interface. Then we can use the data cable to connect the mobile phone to the computer.