If using a Macintosh computer, additional software is required in order to transfer files.
Connect the device to a computer using the supplied USB cable.
If necessary, touch and hold the Status bar (located at the top) then drag to the bottom.
The image depicted below is merely an example.
Select File transfer.
Selected when a dot is present.
Launch File Explorer or Windows Explorer.
Using the computer keyboard, press Windows+E ( +E) keys.
Alternatively, right-click Start then click Open Windows Explorer or File Explorer.
Using File or Windows Explorer, navigate to where the music is stored on the computer.
Utilize the computer to copy music files from the music folder to the desired location in the memory of the phone.
V40 ThinQ is listed under the Portable Devices section, navigate: V40 ThinQ > Internal shared storage > Music.
If the music files are stored on the memory card, navigate: V40 ThinQ > SD card then choose the location of the files.