Click on a HotSpot for more information
This forms part of the Main Window.
The fields displayed (Subject, From, Date Sent etc) can be configured under the Folder Properties, or from the Customise menu (right-click on the headers and drag and drop headers from the list).
The Context Menu is available either from the Messages menu, or by right-clicking on a message.
The list can be sorted can be sorted by multiple columns. For the first sort, click on the column header by which you wish to sort. For subsequent sorts, hold the SHIFT key and click on the appropriate column header.
Thus you can have messages unthreaded and sorted thus:
If the Thread button is pressed, then the messages will be sorted alphabetically by subject, each contribution to the thread being shown as part of that thread.
It is also possible to sort within a thread, by any of the displayed columns - for the first sort, just click on the column header. For subsequent sorts, hold the SHIFT key and click the appropriate column header.
Thus you can have messages threaded thus: