Hi Vijay Anandh,
Let me to know if the wireless connection is working fine. Let me also know if the blue tooth device is detected. Try a different Bluetooth device and check if it works fine.
Also update the Wireless/BT driver from the link given below:
Click on the link above, enter the system tag, click Submit and select the Operating system to get the drivers for your computer.
Restart the system and check. Reply with the status.
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