If you see “Windows cannot verify the publisher of this driver,” click “Install this driver software anyway.” Advik drivers are unsigned legacy drivers.
Most modern computers (Windows 8, 10, and 11) come with native Bluetooth drivers. However, the Advik dongle often uses a or Realtek chipset. Windows Update may not automatically fetch the correct generic driver, leaving you with a yellow exclamation mark in Device Manager. advik bluetooth dongle driver zip