Segmentation, using paint, the bulb of paint disappears instead of remaining

Support
1

Operating system :Windows
Slicer version:5.2.2
Expected behavior: When using paint, using the left button of the mouse, when dropping the left button, the area painted should remain colored
Actual behavior: After painting an area, when dropping the left button, the bulb of paint disappears, instead of remainin

2

Make sure your masking settings allow painting in that region (Editable area: everywhere; Editable intensity range: unchecked) and inside the segmentation’s extents.