D-Link DIR-850L User Manual page 52

Section 3 - Usage
Tap on a file to start the document viewer. In the viewer:
• Tap the screen to bring up zoom in/out buttons.
• Drag the screen up or down to scroll between pages.
• Tap to perform File, Find, Zoom, Reading View, Go To Page,
and Bookmarks actions.
Note: Available actions may differ depending on your Android OS.
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