Using gestures
    You can use the following gestures to help you edit the documents.
Gesture  | Description  | 
|---|---|
Drag  | Pan around a page, or adjust the caret position  | 
Pinch  | Zoom in or out on a page  | 
Single tap  | Place the insertion caret  | 
Double tap  | Select a word  | 
Press and hold  | Temporarily zooms the page in  |