Turn your attention to the Windows taskbar. Icons for all open windows appear on the taskbar. Click an icon to switch to that window. Click another taskbar icon to switch to that window. The icon for the active program looks pressed in.
Open programs use system resources.
If resources or memory are scarce, close all programs that you don't need to have open. Close all programs before installing software or before turning off your computer. Inc. How things get done. Use of this Web site constitutes acceptance of the eHow Terms of Use and Privacy .