The taskbar on a computer screen is the narrow strip of icons, usually located at the bottom of the screen, that shows you which windows are currently open and that allows you to control functions such as the Start button and the clock. Compare toolbar.
[computing]
Rather than crowd your screen with new shortcuts, you can switch to a new desktopby clicking on the taskbar at the bottom of the screen.
taskbar in British English
(ˈtɑːskˌbɑː)
noun
a row of selectable buttons and icons typically running along the bottom of a computer screen, displaying information such as the names of running programs