

They find that there is no Bluetooth driver in Device Manager, but they find that there is an unknown USB device displayed under Universal Serial Bus controllers. Problem 6: The user cannot connect the computer to the mouse and can only use the touch pad to click the Windows icon and go to Device Manager.


Problem 4: The user clicks the Windows icon and the Settings icon, goes to Devices > Bluetooth & other devices, and finds that there is no Bluetooth switch or they cannot enable or disable Bluetooth. Problem 3: The Bluetooth icon on the taskbar disappears. Problem 2: The computer cannot find any external Bluetooth devices. Problem 1: The computer can find other available Bluetooth devices but cannot find the user's Bluetooth device.
