Audio troubleshooters to see if Windows can automatically repair the registry parameter. Why are you seeing this? Windows uses the Handsfree Telephony profile (HFP) to allow mono audio and microphone use simultaneously. When this "parameter is incorrect," it usually means the specific registry key or driver instruction that links your Bluetooth device to this Windows service has become unreadable or corrupted. Would you like the specific
Note: If the Services tab is missing, your Bluetooth driver is generic. Proceed to step 4. handsfree telephony parameter is incorrect
Right-click your Bluetooth headphones and select . Go to the Services tab. Uncheck Handsfree Telephony and click Apply . Step 2: Fix the "Parameter is Incorrect" Error Audio troubleshooters to see if Windows can automatically
Handsfree Telephony Parameter Incorrect
Editing the registry incorrectly can harm your system. Back up first. When this "parameter is incorrect," it usually means
The error can also stem from the background Windows services that manage Bluetooth communication being stuck. Press Win + R , type , and hit Enter. Locate the following services: Bluetooth Support Service Bluetooth Audio Gateway Service Telephony For each, right-click and select Restart .
The handsfree telephony parameter is not set correctly, which may cause issues with handsfree functionality.
Audio troubleshooters to see if Windows can automatically repair the registry parameter. Why are you seeing this? Windows uses the Handsfree Telephony profile (HFP) to allow mono audio and microphone use simultaneously. When this "parameter is incorrect," it usually means the specific registry key or driver instruction that links your Bluetooth device to this Windows service has become unreadable or corrupted. Would you like the specific
Note: If the Services tab is missing, your Bluetooth driver is generic. Proceed to step 4.
Right-click your Bluetooth headphones and select . Go to the Services tab. Uncheck Handsfree Telephony and click Apply . Step 2: Fix the "Parameter is Incorrect" Error
Handsfree Telephony Parameter Incorrect
Editing the registry incorrectly can harm your system. Back up first.
The error can also stem from the background Windows services that manage Bluetooth communication being stuck. Press Win + R , type , and hit Enter. Locate the following services: Bluetooth Support Service Bluetooth Audio Gateway Service Telephony For each, right-click and select Restart .
The handsfree telephony parameter is not set correctly, which may cause issues with handsfree functionality.
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