After configuring a news server, you may subscribe to groups hosted on that server. To do this, use the "News groups" window called with "Groups list" command from "Newsgroups" menu (note that if you use more than one news server, you may need to choose server from the folders tree prior to calling this command).
Upper part of this window contains "Quicksearch" field which is used to locate groups by their names or description, and combo box to the right of it allows for selection of search method.
The state of "in description" checkbox decides whether search will be performed on group description or name. Right side of windows contains the following buttons:
To subscribe or unsubscribe group, check on uncheck box to the right of group name, or highlight group with arrow keys and press space to toggle subscription state.
After subscribing one or more groups, you may proceed to detailed group configuration. Select a group from folder tree and use "Group settings" command either from group context menu or "Newsgroups" menu. On a window called, use the "Downloading" tab to set up what and how should be downloaded from group. Click here for meaning of the fields on that tab.