Fixes:
Version <6.5.1.2300(in Control panel),6.5.1.1785(in Device manager)>
- (New) Added support for Thinkpad L330, Edge E335, Lenovo V480s
- (New) Added support for ThinkPad Edge E330
- (New) Added support for Lenovo E49, Zhaoyang K29, K49, E49
- (Fix) Fixed an intermittent issue where Windows 7:Bluetooth Window appears after restart/Cold boot/attach USB Devices, Fail Rate=50%.

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Note: Try to set a system restore point before installing a device driver. It will help you restore system if installed driver not complete.