Cube Knote 8 can not turn on Bluetooth

I have just bought a product All Cube Knote8, as the product's spec on website is Knote8 support bluetooth 4.0, but when i open device i can not find any feature or button to turn on bluetooth in device system action.

Please support and guide me how to turn on the bluetooth on Knote8.

Thanks alot.

 

我们的在线客服已经给予答复，请按照他所授进行操作。

Dear Customer service team,

I did recieve the file 6,5 gb of Knote 8 firmware but i don't know how to install it and the problem still can not be solve, please kindly sent me some document of firmware install guidance to do it.

I try to open Window service and find out that Bluetooth service is running but i still can not turn on bluetooth on my device, please view the attached image for more details.