The Available System Updates panel on the System Updates page displays the updates that are available after you have checked for them. This includes the Product Recognition Update (PRU), which Novell provides to update your knowledgebase so that ZENworks Inventory can recognize newer software. The display refreshed according to the schedule you set in Check for Updates Schedule.
The first few ZENworks 10 Configuration Management updates are cumulative; thereafter they are additive. For example, if the update for version 10.0.3 is your first system update for ZENworks, it includes all updates contained in the update for version 10.0.2. However, you need to apply the update for version 10.0.3 before you can apply the update for version 10.0.4.
The following sections contain more information: