USB-driver installation
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- Extract file content to Windows-PC desktop
- Start device manager
- Connect the interface-product to the USB-port (USB 2.0) of the PC
- If necessary, look for new hardware in the device-manager
- Depending on the version, the interface-product is installed as "S7-USB" or "MPI-II/USB".
- Right-Click on this entry and "Install driver"
  Click "Browse on this device" and then manually navigate to the extracted folder
  There, depending on your operating system, select the appropriate sub-folder and install the driver
  Windows then reports the successful installation of the USB driver
