How to disable "auto-answer" on the TWS

To disable auto-answer on the TWS:

From the webinterface > 
Go to System Settings> 
General> 
Call Option>
P2P Answer>
Set it to Auto

When auto-answer is not enabled: You will receive a pop up on your screen advising of the incoming call. Use the arrow key and press "OK" to accept or reject the call.

Auto-answer will allow an incoming call to automatically pick up. Here are the steps to enable auto-answer.