How to clean all unnecessary files in USB? USBFRESHER – clean them Easily
By installing and using the USBDrive Fresher all the unnecessary files like Thumbs.db, Trashes, .Spotlight-v100, Underscore Files and so on can be deleted. There appears the USB icon on the desktop after it is installed and after connecting the pendrive to the laptop, click on the icon and delete al l the unnecessary files using the Cleanup USB Memory Drive now, Clean All USB Memory Drives Now, and Custom Clean Up.