The Parameter Is Incorrect Handsfree Telephony __link__ ✮
Warning: Editing the registry can be risky. Follow these steps carefully.
When attempting to connect a Bluetooth headset or audio device to a Windows PC, you encounter the following issues: the parameter is incorrect handsfree telephony
If you share your and Windows version , I can tailor the guide further. Warning: Editing the registry can be risky
net stop audiosrv net stop AudioEndpointBuilder net start AudioEndpointBuilder net start audiosrv incorrect Bluetooth services
Troubleshooting "The Parameter Is Incorrect" Error for Handsfree Telephony
This error typically appears when trying to use a Bluetooth headset or earbuds, specifically when switching to Hands-Free Telephony mode (which enables the microphone, but degrades audio quality). The issue usually stems from driver conflicts, incorrect Bluetooth services, or registry problems.