Samsung WA86C User Manual page 30

4.1.6.1 Eraser mode
Eraser tool is used to erase any elements on the canvas. Click to adjust the size
of the eraser.
Option
Eraser After select the "Eraser" option, When you select the Eraser
button in toolbar, it will show a window that can adjust size of
eraser and you can erase any elements as an eraser.
Erase selection After select the "Erase selection" option, you can erase
elements by select them or erase elements in the selected
range.
4.1.6.2 Multi-finger writing
When enabled,, you can use multiple fingers concurrently for drawing. When it is
disabled, only one finger will be used for drawing and multi-finger will be used
for scaling and dragging.
Description
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