Disclaimer: Please make sure your device is fully charged or has fresh batteries (BK5600) before begining this process.
Plug your device into your computer. You may get a window similar to the window shown above. If you do, please close this window.

If your device has an update available for it, then you will be prompted to update your device. If there isn't an update available, then nothing will happen.

You will be notified once the firmware has been transfered to your device. You will then be provided with instructions on how to complete the final steps of the update process.

The final step of the process occurs on your device. During this process, it important that you do not turn your device off for any reason. This could lead to damaging your device.