Download (NirSoft) or Speccy (CCleaner). Run as administrator. Look for any entry labeled "Bluetooth Radio" or "Bluetooth Adapter." The manufacturer name will be displayed correctly, even if Windows driver shows "To Be Filled By OEM."
Since your system model name is missing, use to find the specific manufacturer of your Bluetooth chip (likely Intel, Realtek, or Broadcom): Right-click Start and select Device Manager . Expand the Bluetooth section. to be filled by oem bluetooth drivers windows 10 64 bit new
Here’s a good, clear post you can use (for a forum, LinkedIn, or a tech support thread) when looking to get filled or sourced. Download (NirSoft) or Speccy (CCleaner)