The View Editor contains the Column Tab with the contained Column List in the middle panel of the Item Lists.
The Column List contains the Columns for the selected View. Columns can be added, edited and deleted from this list.

The Context Menu can be displayed by clicking the right mouse button on the desired list item. The list item is selected and the menu items apply to the selected item or list.

If you are using a Tablet or a laptop in Tablet Mode, touch the desired list item and leave your finger on the item for a short while until a box is displayed. This shows that the touch is considered a right mouse click. Remove your finger and the context menu will be displayed.

Add All

The 'Add All' menu item adds any missing columns from the selected table.

New

The 'New' menu item displays the Column Detail dialog to allow for the creation of a new Column entry.

Edit

The 'Edit' menu item displays the Column Detail dialog to allow for editing the selected list item.

Delete

The 'Delete' menu item deletes the selected list item.

Refresh

The 'Refresh' menu item reloads the list items from the database.

Help

Displays the context sensitive Help Page.