In the ecosystem of Windows operating systems, the appearance of an "Unknown Device" can be a source of significant frustration for users seeking a clean, error-free system. One of the most persistent phantoms in the Device Manager is the AMA SPP Server

: Most technical forums recommend leaving it alone, as it is a "ghost" service that does not interfere with system stability.

. Let Windows search automatically; it often finds a compatible generic Bluetooth driver. For more detailed driver troubleshooting, you can visit the HP Support Community Microsoft Answers for similar driver-related discussions. Are you seeing this entry after pairing a specific device , or did it appear after a Windows update Three "Other devices" in my Device Manager 6 May 2022 —

If you want, tell me:

If the entry is bothering you or causing minor system clutter:

Ensure the COM port number matches what is set in your AMA software. If the port is marked "In Use," manually change it to an open port (e.g., COM 4 or COM 8). Step 4: Update SPP Drivers