object, which backs up all file formats on a timed interval.
expression.AutoRecover
expression Required. An expression that returns one of the objects in the Applies To list.
Remarks
Valid time intervals are whole numbers from 1 to 120.
Example
In this example, the Time property is used in conjunction with the AutoRecover property to set the time interval for Microsoft Excel to wait before saving another copy to five minutes.
Sub UseAutoRecover()
Application.AutoRecover.Time = 5
MsgBox "The time that will elapse between each automatic " & _
"save has been set to " & _
Application.AutoRecover.Time & " minutes."
End Sub