You can edit the settings in report schedules.
Only users who either created the report schedule or who have ownership of the report schedule can edit, disable, or delete the report schedule.
Log on to the Web Console, and then click Reports.
The Reports page appears.
From the navigation pane, go to Configuration > Schedules.
The Schedules page appears.
Click a report name.
the Edit Schedule dialog box appears.
Change any of the options, and then click Save.