There is no MaxWidth limitation on a name column in a PropertyGrid.
Name column width handle can be dragged right beyond PropertyGrid. The result is that value column is not visible at all and since width handle is not visible anymore there is no way to recover from such state
Name column width handle can be dragged right beyond PropertyGrid. The result is that value column is not visible at all and since width handle is not visible anymore there is no way to recover from such state