Linux
To manage the files on the phone via mtpfs:
1. Install the tool: sudo apt-get install mtp-tools mtpfs;
2. Create a new directory: sudo mkdir /media/mtp;
3. Modify the directory permission: sudo chmod 755 /media/mtp;
4. Install the device: sudo mtpfs -o allow_other /media/mtp, to manage the files on the phone from the File Manager;
5. Uninstall the device: sudo umount /media/mtp.
In case the device cannot connect to the PC, re-connect the USB or re-install the device.