To add bookmarks to PDF documents, just follow the steps below.

  1. Open a PDF document.
  2. Go to the page you want to bookmark.
  3. Tap on the More button as indicated in the screenshot below. Tap More button in PDF document on iPhone
  4. Tap on the Bookmark button. Tap Bookmark button in menu on iPhone
  1. Open a PDF document.
  2. Go to the page you want to bookmark.
  3. Tap on the Bookmark button as indicated in the screenshot below. Tap Bookmark button in PDF document on iPad