JaVaWa Device Manager helps you to manage the contents of your Garmin device and accompanying (micro) SD cards in an easy way.
You can secure contents of your device (or SD card) through a backup, and restore it later.
JaVaWa Device Manager also offers the possibility to delete certain non-essential files to make room for the ever-expanding maps, you can install different types of files while JaVaWa Device Manager ensures that they are put in the right place, and you can customize certain properties of maps.