Acronis true image echo Manual

If the computer is off when the scheduled time comes, the task won’t be performed, but

you can force the missed task to launch at the next system startup by checking a box

under the Start time fields.

7.1.2 Setting up weekly execution

If you select weekly execution, set the Start time, specify the task execution periodicity

in the Every x weeks box (every week, every two weeks, etc.) and check the days on

which to execute the task.

If the computer is off when the scheduled time comes, the task won’t be performed, but

you can force the missed task to launch at the next system startup by checking a box

under the Start time fields.