GeoTagger requires the PPSDK software library of Septentrio to be installed and configured correctly on your system. In order for PPSDK to work, a valid license file must be installed on your system, which must be validated using a USB key (the USB 'dongle'). This USB dongle must be inserted in your computer while using the software.
A PPK-Enabled Marlyn is shipped with two Septentrio-branded USB sticks, as shown in the image, an Orange and a Grey USB Stick. These sticks belong to each other:
GeoTagger will now be ready for use.