Acer TravelMate 5744Z - Manual (Page 45)

Acer Backup Manager - 45
3. Select how often you want Acer Backup Manager to create backups.
Once you have finished these three steps, backups will be created
according to the schedule. You can also create backups manually by
pressing the Acer Backup Manager key.
If you wish to change your settings at any time, run Acer Backup Manager
from the Start menu and go through the steps outlined above.