Therefore, you need to install the driver provided by Silicon Labs: Some GPS loggers use a GPS chip developed by Silicon Labs. It is no problem to install all drivers as they are not loaded if not needed. Therefore, you may need to try which driver works with your device. Note: There may exist different variants of the same logger that need different drivers. The following sections explain these drivers and list the corresponding GPS loggers. Some GPS loggers can be used with myTracks without the need to install any driver.