Up down

Solution
Do you mean the little scroll when there are too many windows to display in the taskbar? Those will show up automatically when there is no more space for the applications to show in the space given.

If you want to put actual controls for page up or down, can't do that.
Do you mean the little scroll when there are too many windows to display in the taskbar? Those will show up automatically when there is no more space for the applications to show in the space given.

If you want to put actual controls for page up or down, can't do that.
 
Solution