There is no driver software needed for the R-05, R-09HR or R-09. After recording an audio file, you can connect the recorder to your computer via USB. A window will appear showing you the contents (recording files) within the memory card. Drag these files to your computer's desktop or a folder on your computer. The following articles will guide you through transferring files from the recorder to your computer:
R-05: Transferring Audio Files to a Computer
R-09HR/R-09: Transferring Audio Files to a Computer
NOTE: The R-05, R-09HR and R-09 are not audio interfaces and cannot pass audio into a computer in real-time.