This update provides stability and performance enhancements, and resolves the following issues: If you try to record an episode of a series that has been removed from the schedule, the whole series is deleted. (For example, if you schedule a series to record, cancel the current episode from recording, and then schedule the current episode to record by using Guide or the One Touch Record feature. If you do this, the current episode is recorded but the rest of the series is deleted.) Read More

Program Guide may take up to 10 seconds or more to appear, and may cause the video to freeze while it is loading. Some or all one-time and series schedule recording requests may be unexpectedly removed from the Scheduled Recordings menu. This does not affect manual recording requests. Program Guide may take up to 10 seconds or more to appear, and may cause the video to freeze while it is loading. Some or all one-time and series schedule recording requests may be unexpectedly removed from the Scheduled Recordings menu. This does not affect manual recording requests. Resolves an issue in the Guide loading software for Media Center that may prevent scheduled series recordings from being updated with new information, unless the Media Center shell is actually open during the daily Guide download process. If the schedule is not updated correctly at least once during a two week period, particular shows scheduled to be recorded could be missed Windows Update More information @ Microsoft