If you are using the desktop version of Sketchbook Pro that supports the changing of brush icons, do you want to return to the default icon of a brush? If so, to reset brush icons to their original state, use Reset to default.
IMPORTANT: Sketchbook doesn't support the resetting of brush icons on mobile devices.
Resetting a brush icon in Sketchbook Pro for desktop
- In the Brush Palette or Brush Library, double-tap the brush with the icon you want to reset. This opens Brush Properties.
- In Brush Properties, tap the brush icon.
- From the menu below all the icon, tap Reset to default.