Please follow the steps below :
1. Unplug the Power Cord from Power Supply and waiting for 2 minutes.
2. Install the M.2 Wi-Fi card into Wi-Fi slot.
3. Plug the Power Cord to Power Supply.
4. Install the M.2 Wi-Fi drivers (Wireless and Bluetooth).
5. Restart your system.
6. After system boot to Windows OS,try to check device manager, confrim the Wireless & Bluetooth device can be recognized.
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