To reset the custom pivot's position
-click in your scene and select Reset Pivot Position. The custom pivot resets to its original position and the Axis Orientation remains in Custom mode.
To reset the custom pivot's orientation
-click in your scene and select Reset Pivot Orientation. The custom pivot resets to its original orientation and the Axis Orientation resets to the previously selected mode.
To reset the custom pivot's position and orientation
-click in your scene and select Reset Pivot or click Reset in the Tool Settings. The custom pivot resets to its original position and orientation and the Axis Orientation resets to the previously selected mode.
To reset the custom pivot's position and orientation to its reference frame of selected components
The custom pivot position and orientation resets to the selected components' local axis and the Axis Orientation remains in Custom mode.