You can set up the following parameters for daily task execution:
If you select At, set the task's start time. Enter hours and minutes manually, or set the desired start time using the up and down buttons.
If you select Upon event, choose the event you need: At user logon, At user logoff, At system startup or At system shutdown. To run a backup only at the first occurrence of the event, select the Once a day only box.
If you select Every, choose daily backup periodicity from the dropdown list (for, example, every 2 hours).
Advanced settings