After the phone is connected to the computer through the data cable, you can transfer files and do other operations.
Setting method:
1. Use a data cable to connect your phone and computer.
2. After the phone is successfully connected to the computer, pull down the status bar to display that it is charging via USB. At this time, click Tap for more options, and switch to Transfer files.;
3. After the switch is successful, go to the computer > My Computer > find the file name of the corresponding model. 
Double-click this folder for file transfer.
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