Check Computer\Manage\Disk Management, see if you can see the USB.
Then try to 'Change the drive letter' in order to allocate a drive letter to your USB. Then you may see you drive showing up
Check Computer\Manage\Disk Management, see if you can see the USB.
Then try to 'Change the drive letter' in order to allocate a drive letter to your USB. Then you may see you drive showing up