nnSync is a program for copy or move files from the devices connected to your computer via USB, onto the computer and for synchronizing files between your device and your computer. Working with the program After nnSync's installation the list of devices will be empty, and the list of actions will be contain pre-defined actions that can be changed or deleted. By default during installation of nnSync creates a system task that will keep track of the connection of devices and will run nnSync on connection. Thus the program will run only when needed and do not need to keep it running. To manually refresh list of devices press the "Refresh" under "Devices." In order to perform actions with connected devices need to click "Perform" in the same tab. Edit and add actions under "Actions", edit the list of actions for each device under "Devices" and all the rest of the program itself will do.