The Page Bar is designed for multi-page plot files.
The Page Bar consists from two parts:
To configure the Page Bar, use the corresponding submenu in the View menu or a context menu called by a right mouse click on the Page Bar:
Show Auto - the Page Bar is displayed only for multi-page plot files.
Show Always - the Page Bar is displayed permanently.
Show Never - the Page Bar is never displayed.
Show Page Tab - if unchecked, the the Page Tab will not appear.
Show Toolbar - if unchecked, the the Page Toolbar will not appear. However you cannot hide both controls (Path Bar and Toolbar).
Alignment - you can align the Page Bar top or bottom of the drawing.