With Documents Reading Mode, you don't need to waste time manually zooming through the PDF text just to make it readable. It adjusts the text to ease and improve your reading experience. The content is presented as a single column, and even numerous illustrations, tables, or formulas perfectly adapt to the iPhone screen.
Note: Currently, this option is not available for iPads.
Enter Reading Mode
To enter Reading mode, open a PDF file and tap the icon at the bottom right. To exit, tap the close button at the top left.
Adjust Reading Mode
Note: Your original PDF document isn't being altered in any way, Documents simply creates a temporary new view for it.
Add bookmarks and navigate your books
From Reading Mode, you can conveniently navigate your book and quickly find the things you consider important.
To add a bookmark to a particular page, simply tap the icon at the top right.
To find the bookmark, tapand select the Bookmarks tab. Switch to the Outlines tab or use the search field to quickly navigate through the entire document.