Samsung SM-N915F User Manual page 23

Basics
Tapping and holding
Tap and hold an item or the screen for more than 2 seconds to access available options.
Dragging
To move an item, tap and hold it and drag it to the target position. To move an item, tap and hold it and drag it to the target position. To move an item, tap and hold it and drag it to the target position.
Double-tapping
Double-tap on a webpage or image to zoom in. Double-tap again to return. Double-tap on a webpage or image to zoom in. Double-tap again to return. Double-tap on a webpage or image to zoom in. Double-tap again to return.
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