https://www.dotnetzone.gr:443/cs/blogs/birbilis/archive/2014/03/05/howto-take-screenshot-on-windows-desktop-windows-8-and-macos-x.aspxcopying from an e-mail I received from Skype support: Taking a screenshot on Windows desktop 1. On your keyboard, press the Print Screen (Prt Scr) key to take a screenshot of your entire desktop. To take a screenshot of an active window, press the Alt+PrintelCommunityServer 2.1 SP3 (Build: 20423.1)