Instant Messaging with Skype for Business for Windows
This article applies to: Skype for Business (Windows)
Hover over a person's picture (or the generic human icon) for a contact or in search results.
To send your messages, either end by pressingon your keyboard or clicking the icon.
During the IM session, you'll see a row of icons under the person's picture. Here you can "upgrade" to a voice call, video chat, or choose to share content.