The page Presentation setting defines how many of the original pages of text documents are displayed at once.
· "1x1" displays one page at a time.
· "1x2" displays two pages at a time.
· "1x2 book" displays the first page, then displays two pages at a time.
· "2x2" displays four pages at a time.
· "2x4" displays eight pages at a time.
· "3x3" displays nine pages at a time.
· "4x4" displays sixteen pages at a time.
Each displayed set of text pages appears on one edit layer.