pgt: In the first page you get to when you create a new game make sure you 'untick' the 'Include unrated players' button which in always pre-ticked, only then will your upper and lower BKR filter work.
(hide) If you click on a person's name and then click Finished games you will have a list of games that have been completed, then click on the name of the game to get a summary of all of these games, then click on the name of the game again and you will have a game to view and analyze. (Servant) (show all tips)