Lync: More Personal Options
6. Try It: Share Your Location
You can Share your location information with other programs if you wish.

Try This, Too: Show the Pictures
By default, there is a check mark to Show Pictures of Contacts. You can clear this option to turn off ALL photos in Lync.

Click OK to Close the Lync Options.
Keep going, let's look at what this means.

Microsoft Lync ->Options->Tools->Options->Personal