Try to plug in your USB flash drive to a different port. Let us go through these routine fixes first which are very easy to go for! First Fix:
Many of us make a choice of opting for multimedia recovery software but there is no harm is trying these alternative fixes which really work in most of the cases. You think that you are on the verge of losing your important multimedia files as well as your USB drive. You often get to see “USB Device Not Recognized” or “You need to format the disk before using it” flashing on your screen after you inserted your USB flash drive. There are numerous instances when your USB flash drive gets corrupt or throw you an error message leaving you to deal with it.