Follow these steps to transfer files between your device and a computer:

1. Set Up USB Connection:
   

   Before you can transfer files, you'll need to set up a USB connection between your device/computer and the computer.

2. Syncing Files:
   

   Once your device is connected to the computer, sync the files you want to transfer in either direction.

3. Safely Eject or Unmount Device:
   

   Once the files have been transferred, you should safely eject or unmount your device from the computer.

4. Disconnect Device:
   

   Finally, disconnect the USB connection between your device and computer.