You can configure Bugzilla columns through the context sensitive menu Configure Viewer > Columns.
Each column you would like to see in the viewer can be added by checking the corresponding checkbox.
Click this button to store your favorite selection of columns. This will also become the default columns used for new viewers.
Note: When Quick-Selecting task columns, the selection Current user default is the same as the this.
Select this button to reset the selected columns to the set you stored when pressing the Set Default Selection button.
Select this button to restore the columns to the default set of columns used by LiveProject.