Facebook - How to Disable Video and Voice Calls

Facebook gives you the ability to get in touch with your other Facebook buddies through voice and video calls. You don't need to download and install any third party browser plugins or programs, simply sign-in to your Facebook account with your favorite web browser (Google Chrome, Firefox or Opera, Safari), open a chat with the desired contact and then click on the phone/camera icon to begin a call: 

Turn off Video/Voice calls

You don't want to be disturbed by unsolicited calls when you connect to Facebook? Here' how to turn off this feature in a couple of easy steps. 

Open the Chat window, click on the cog icon (Options) and then select Turn Off Video/Voice Calls: