In PDF Expert, you can create and edit outlines to quickly navigate your document.
If the Bookmarks, outlines, annotations summary pane is not opened, click in the top left. Then, make sure that you switch to the tab. Here, you’ll see a list of outlines you created within a PDF file. Right-click outline item to Rename, Delete, or Change Destination.
Once you create an outline, you can remove it by pressing Command Z (a shortcut that undoes the previous action). Later on, or to bulk-remove outlines, kindly follow these steps:
To undo the last action, press Command Z. To reverse the undo command, press Shift-Command-Z. Please note that it is not possible to undo an action once the file is closed.