Provides a graphical interface that allows an administrative user to view, add, edit and delete maintenance windows (service windows) on a selected target computer. Maintenance windows define times during which Microsoft System Center Configuration Manager 2007(ConfigMgr) can apply advertisements and software update deployments to the specified computer.
If no windows are specified then the computer can receive advertisements at any time. Administrators may assign advertisements outside any maintenance windows irrespective of what has been set.