Samsung P55 - Manual (Page 47)

6
Drag Function
Dragging refers to moving an item to another place after
selecting it.
Press and hold down the left touchpad button over an
item you want to drag and move the item to the new
location.
Touchpad Scroll Function
The touchpad scroll area provides the mouse wheel
function (scroll function).
Place your finger on the touchpad’s right edge for vertical
scrolling or the bottom edge for horizontal scrolling and
then move your finger along the edge to scroll the screen
vertically or horizontally.
Touchpad On/Off Function
If you want to use the mouse only without using the
touchpad, you can turn the touchpad off.
To lock the touchpad function, press the Fn + ( ) keys.
Holding down the left
touchpad button
Move