MacOS Hidden File Instructions
After formatting your USB drive to FAT(MS-DOS) and loading the navigation files, please download CleanEject to wipe the drive of hidden files. After the program ejects the drive you are ready to install the update in your vehicle.
Click Here to Download CleanEject
Using the program is simple: start the program and select the USB you want to clean (the program selects them all by default); click the OK button and the tasks are executed. The USB will automatically eject.