Dell C8621QT User Manual page 34

Erase nib
Stylus writing nib and
The smaller diameter tip is meant for writing on the display screen. Hold the stylus similar as to
how one would hold a white board marker.
The bigger diameter tip is recognized as an erasing feature, it works similar to how a pencil with
an eraser end functions.
Replacing the stylus nib
When the smaller diameter tip shows signs of wear and tear it can be replaced by unscrewing
the front tip.
34 | Setting Up the Display