You can navigate within your documents by swiping. Swiping down will close your document, and by swiping left or right you can easily change page.
Swipe down
Swipe down from the top of the screen is now an additional way to close your notes, PDFs, or ebooks. Simply drag your finger downwards from the top, towards the middle on the screen.
Swipe left
Swipe left to go to the next page, or to add a new page if you are on the last page of your notebook.
Swipe right
Swipe right to go to the previous page. When browsing inside a folder, you can now swipe to the right to go back a step, or home to My files.
Note: This article applies to devices running software 2.2 or newer. For information on how to update your reMarkable, head here.