to hide he green markers. Click the toggle once more to display them again.Decide whether to show only the good markers, only the bad markers, or all of the available markers. By default all available markers are shown.
To show or hide the available markers, do one of the following:
— In the Marker Visualization group, click the Show good markers toggle to hide he green markers. Click the toggle once more to display them again.
— In the Marker Visualization group, click the Show bad markers toggle 
to hide the red markers. Click the toggle once more to display them again.
Note
It is possible to show both the good and bad markers simultaneously.
The available markers (good and/or bad ones) may be displayed on all the slices or only displayed on the slice they are actually positioned on.
Toggle Show markers on every slice 
to switch between showing the markers on every slice or only on the actual slice they are positioned on.