Use the Manage Backup Sets Wizard to modify existing backup sets. This wizard walks you through modifying a backup set and is available from the Tools menu.
Run the Backup Client.
Choose Tools>Manage Backup Sets Wizard.
Choose to modify an existing backup set and select the name from your list of existing backup sets.
Use the Select Files dialog to make any changes to the files included in this backup set.
Use the Scheduler dialog to make any changes to backup schedule for this backup set.
Use the Special Items panel to perform special tasks before and after a backup.
Navigate to the end of the Wizard and press Finish to save your settings.