Click on the page node title to select it. The page node will be displayed in the Content Pane
If necessary, select the Settings Tab
Click in the Hide Left Side Navigation? to create the check mark
Click [Save] to complete the action. The page node will still appear in the Content Tree Navigation, but the left-hand navigation will not be displayed in the web browser
Click image to view in full screen
Re-display the page in the navigation
To re-display the page in the left navigation, deselect the Hide Left Navigation? check box; then save and republish the page.