Tap and drag to move to next or previous page.
To jump to a specific page in the document, press Menu > View > Go To Page, select a page from the dropdown, and click OK
Search for text within the PDF document: Start a Search by choosing Menu > Edit > Search. This will bring up a text entry field at the top of the screen. Once text is found, it will be highlighted in green; to continue searching the document, press the right arrow button next to the text entry field.