Lenovo ThinkPad Edge S430 Intel Bluetooth 4.0 + High Speed Adaptor Driver 2.1.0.0140 for Windows 7

  It is highly recommended to always use the most recent driver version available.

Try to set a system restore point before installing a device driver. This will help if you installed an incorrect or mismatched driver. Problems can arise when your hardware device is too old or not supported any longer.