Do no show current frecuency on vatsim radar

Hey guys, Have some issue. I don’t know why do not appears my current frecuency on vatsim radar. Please help, what I’m doing wrong?
attached you can see there’s missing my current frec. on red circle.

Thanks in advance guys.

You are probably not connected to voice.

Check the radios on your aircraft, and the audio configuration on your pilot client

yes buddy, you were perfectly right, I had to connect my headset and problem solved, thanks again !! :slight_smile: