Once the Taskbar is unlocked, you can click and drag the Taskbar from its current location and drop it at any one of the sides of the screen. Click the “Lock the taskbar” command to remove the check. If there is a check in front of “Lock the taskbar” command, the Taskbar is locked in place and cannot be moved until the check is removed. To do this, right-click anywhere within the Taskbar and look for the “Lock the taskbar” command within the pop-up menu that appears.
It appears at the bottom of the screen by default, but you can easily move it or resize it, if needed.
This tutorial discusses moving and resizing the Taskbar in Windows 8.1 You can move the Taskbar to any side of the Desktop that you want. Moving and Resizing the Taskbar in Windows 8.1: Overview