Changing the volume label of a USB stick

If you want to rename your FAT USB stick just use mlabel from the
mtools package:

mlabel -i /dev/sda2 "::New Name"

Source: https://help.ubuntu.com/community/RenameUSBDrive

Posted by Raphael Wimmer on February 21, 2008

https://raphaelwimmer.wordpress.com/2008/02/21/changing-the-volume-label-of-a-usb-stick/