@Joseph-TP I finally solved the issue. A solution from someone who had the exact same problem worked for me. What I did: Removed all paired Bluetooth devices from the computer. Opened Device Manager....

Problem: When I pair my HUAWEI FreeBuds SE 3 with the UB500 on Windows 11, only the Stereo (A2DP) profile appears in the Windows Sound panel. The Hands-Free (HFP) profile is completely missing —...