I can access my messenger yahoo, to call other computers, but I cant make land line or mobile calls.

I can access my messenger yahoo, to call other computers, but I cant make land line or mobile calls.

The text box where I shoud write the phone number does not appear.

I tried to find help in your instructions but couldn't find it.

May someone help me please?

Thanks,

I can access my messenger yahoo, to call other computers, but I cant make land line or mobile calls.?nortan

Did you sign up and agree to pay for that service. And did they give you that number to your phone and your pin numberyou may need to contact them. And see if you are still connected for that service